cephadm-adopt.yml fails on "TASK [manage nodes with cephadm]" when nodes are configured with FQDN

Issue

• cephadm-adopt.yml fails with below error when node are configured with FQDN.

 TASK [manage nodes with cephadm] 
Tuesday 24 August 2021  07:48:38 -0400 (0:00:01.838)       0:00:59.454 ******** 
fatal: [mons-0.example.com -> mons-0.example.com]: FAILED! => changed=false 
  cmd:
  - podman
  - run
  - --rm
  - --net=host
  - -v
  - /etc/ceph:/etc/ceph:z
  - -v
  - /var/lib/ceph:/var/lib/ceph:z
  - -v
  - /var/run/ceph:/var/run/ceph:z
  - --entrypoint=ceph
  - docker-registry.upshift.redhat.com/ceph/ceph-5.0-rhel-8:latest
  - --cluster
  - ceph
  - orch
  - host
  - add
  - mons-0
  - 10.10.10.1
  - mgrs
  - mons
  delta: '0:00:06.332408'
  end: '2021-08-24 07:48:44.971645'
  msg: non-zero return code
  rc: 22
  start: '2021-08-24 07:48:38.639237'
  stderr: 'Error EINVAL: Host mons-0 (10.10.10.1) failed check(s): [''hostname "mons-0.example.com" does not match expected hostname "mons-0"'']'
  stderr_lines: <omitted>
  stdout: ''
  stdout_lines: <omitted>