Description of problem:
A freshly installed RHOSP 16.2 when integrated to a Dell PowerStore, fails to delete volumes. Creation and attachment work fine. 

Version-Release number of selected component (if applicable):
cinder-volume-16.2.5-3

How reproducible:
* Deploy RHOSP 16.2
* Integrate it with the Dell PowerStore solution. Use this for reference: https://github.com/dell/osp-integration/tree/master/osp-deploy/cinder
* Create a volume using cinder (works).
* Try to delete it. (fails)

Steps to Reproduce:
1. Deploy RHOSP 16.2
2. Integrate it with the Dell PowerStore solution. Use this for reference: https://github.com/dell/osp-integration/tree/master/osp-deploy/cinder
3. Create a volume using cinder (works)
4. Try to delete it. (fails)

Actual results:
We get a "deletion failed" message.

Expected results:
The volume should be deleted without issue. 

Additional info:

This is the error we found in cinder-volume's logs:

2023-05-02 13:22:28.830 163 ERROR cinder.volume.drivers.dell_emc.powerstore.client [req-96a37e5f-b260-4afe-aba2-136429680206 cf2c60455e6046578023ee4a2f9002f9 b1022502fb404efaacc3736d32d36126 - default default] REST Request: DELETE https://172.29.211.6/api/rest/volume/804f0ae3-18e3-4b8e-964c-aeb20705b86b with body {}
2023-05-02 13:22:28.830 163 ERROR cinder.volume.drivers.dell_emc.powerstore.client [req-96a37e5f-b260-4afe-aba2-136429680206 cf2c60455e6046578023ee4a2f9002f9 b1022502fb404efaacc3736d32d36126 - default default] REST Response: 400 with data {"messages":[{"code":"0xE0404003000B","severity":"Error","message_l10n":"The REST body parameter  is not accepted.","arguments":[""]}]}
2023-05-02 13:22:28.830 163 ERROR cinder.volume.drivers.dell_emc.powerstore.client [req-96a37e5f-b260-4afe-aba2-136429680206 cf2c60455e6046578023ee4a2f9002f9 b1022502fb404efaacc3736d32d36126 - default default] Failed to delete PowerStore volume with id 804f0ae3-18e3-4b8e-964c-aeb20705b86b.

There is a fix here: https://github.com/openstack/cinder/commit/a4ab9220fcfd4afd3019a0f3bd4f4b452296166f