mgr/mirroring: Display remote fsid and mon_host in daemon status

mgr/mirroring: Display remote fsid and mon_host in daemon status

The cephfs_mirror daemon returns the basic remote info.
Fetch the remote fsid and mon_host from the monitor
config map and append it.

Sample output:
[
  {
    "daemon_id": 4153,
    "filesystems": [
      {
        "filesystem_id": 1,
        "name": "a",
        "directory_count": 0,
        "peers": [
          {
            "uuid": "29304477-1fd7-4709-b9f7-8153acebbafd",
            "remote": {
              "client_name": "client.mirror_remote",
              "cluster_name": "remote-site",
              "fs_name": "a",
              "mon_host": "[v2:192.168.64.5:40183,v1:192.168.64.5:40184]",
              "fsid": "5682c8e5-50cd-4cfd-b75c-5354dcdda487"
            },
            "stats": {
              "failure_count": 0,
              "recovery_count": 0
            }
          }
        ]
      }
    ]
  }
]

Fixes: https://tracker.ceph.com/issues/73455
Signed-off-by: Kotresh HR <khiremat@redhat.com>