Description of problem:
This is also true for manila snapshot creation

Version-Release number of selected component (if applicable):
python3-manilaclient-1.29.0-0.20200310223441.1b2cafb.el8ost.noarch

How reproducible:
100%

Steps to Reproduce:
(overcloud) [stack@undercloud-0 ~]$ manila create nfs 1
+---------------------------------------+--------------------------------------+
| Property                              | Value                                |
+---------------------------------------+--------------------------------------+
| id                                    | c1f4cd6c-803f-4288-83b3-c7f819e96969 |
| size                                  | 1                                    |
| availability_zone                     | None                                 |
| created_at                            | 2020-12-28T12:39:11.000000           |
| status                                | creating                             |
| name                                  | None                                 |
| description                           | None                                 |
| project_id                            | b87d77dda3714d6dbe912dd9617ed9ec     |
| snapshot_id                           | None                                 |
| share_network_id                      | None                                 |
| share_proto                           | NFS                                  |
| metadata                              | {}                                   |
| share_type                            | 5a7912d9-1836-44c7-ba74-75c1b8aba116 |
| is_public                             | False                                |
| snapshot_support                      | True                                 |
| task_state                            | None                                 |
| share_type_name                       | default                              |
| access_rules_status                   | active                               |
| replication_type                      | None                                 |
| has_replicas                          | False                                |
| user_id                               | 6600c821d28d41ce9e5e77eed7a5d412     |
| create_share_from_snapshot_support    | False                                |
| revert_to_snapshot_support            | False                                |
| share_group_id                        | None                                 |
| source_share_group_snapshot_member_id | None                                 |
| mount_snapshot_support                | False                                |
| share_server_id                       | None                                 |
| host                                  |                                      |
+---------------------------------------+--------------------------------------+

(overcloud) [stack@undercloud-0 ~]$ manila list
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+
| ID                                   | Name | Size | Share Proto | Status    | Is Public | Share Type Name | Host                    | Availability Zone |
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+
| c1f4cd6c-803f-4288-83b3-c7f819e96969 | None | 1    | NFS         | available | False     | default         | hostgroup@cephfs#cephfs | nova              |
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+

(overcloud) [stack@undercloud-0 ~]$ manila create nfs 1 --name None
+---------------------------------------+--------------------------------------+
| Property                              | Value                                |
+---------------------------------------+--------------------------------------+
| id                                    | b7efaa3e-9057-40a7-b3c6-f9190f269984 |
| size                                  | 1                                    |
| availability_zone                     | None                                 |
| created_at                            | 2020-12-28T12:39:30.000000           |
| status                                | creating                             |
| name                                  | None                                 |
| description                           | None                                 |
| project_id                            | b87d77dda3714d6dbe912dd9617ed9ec     |
| snapshot_id                           | None                                 |
| share_network_id                      | None                                 |
| share_proto                           | NFS                                  |
| metadata                              | {}                                   |
| share_type                            | 5a7912d9-1836-44c7-ba74-75c1b8aba116 |
| is_public                             | False                                |
| snapshot_support                      | True                                 |
| task_state                            | None                                 |
| share_type_name                       | default                              |
| access_rules_status                   | active                               |
| replication_type                      | None                                 |
| has_replicas                          | False                                |
| user_id                               | 6600c821d28d41ce9e5e77eed7a5d412     |
| create_share_from_snapshot_support    | False                                |
| revert_to_snapshot_support            | False                                |
| share_group_id                        | None                                 |
| source_share_group_snapshot_member_id | None                                 |
| mount_snapshot_support                | False                                |
| share_server_id                       | None                                 |
| host                                  |                                      |
+---------------------------------------+--------------------------------------+

(overcloud) [stack@undercloud-0 ~]$ manila list
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+
| ID                                   | Name | Size | Share Proto | Status    | Is Public | Share Type Name | Host                    | Availability Zone |
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+
| b7efaa3e-9057-40a7-b3c6-f9190f269984 | None | 1    | NFS         | available | False     | default         | hostgroup@cephfs#cephfs | nova              |
| c1f4cd6c-803f-4288-83b3-c7f819e96969 | None | 1    | NFS         | available | False     | default         | hostgroup@cephfs#cephfs | nova              |
+--------------------------------------+------+------+-------------+-----------+-----------+-----------------+-------------------------+-------------------+