Description of problem:[cephadm] 5.0 - Ceph orch upgrade status completes without a proper message in the status command


Version-Release number of selected component (if applicable):

Using recent ceph image registry-proxy.engineering.redhat.com/rh-osbs/rhceph@sha256:da1af73dc9e5c3061975c6bb37badf0990cc555e0c9ecf705b0ec4cd2c137294
ceph version 16.2.0-10.el8cp (e84b678f68605de54156f957685d0b7fee77ddf8) pacific (stable)


How reproducible:


Steps to Reproduce:
1. Perform build upgrade to latest version 
using "ceph orch upgrade start --image <image name>
2. Check ceph orch upgrade status
3. We see upgrade completes and ceph orch ls and ps display with new Image ids but ceph orch upgrade status command do not display the message for upgrade successful

 
[ceph: root@ceph-5x-build-1618473165973-node1-mon-mgr-installer-node-export /]# ceph orch upgrade status
{
    "target_image": null,
    "in_progress": false,
    "services_complete": [],
    "progress": null,
    "message": ""
}

Actual output:
We are seeing message attribute empty




Expected results: We should see proper message when upgrade is successful without any errors 

Additional info:
magna004
cephuser.208.40
password : cephuser