Swift is not configured properly after the overcloud deployment.

Issue

• Swift is not configured properly after the overcloud deployment. Was able to see the below logs in /var/log/swift/swift.log

  Sep 21 05:53:48 overcloud-controller-0 object-server: ERROR with remote server 172.19.0.13:6001/d1: Host unreachable
  Sep 21 05:53:48 overcloud-controller-0 object-server: rsync: failed to connect to 172.19.0.13 (172.19.0.13): No route to host (113)
  Sep 21 05:53:48 overcloud-controller-0 object-server: rsync error: error in socket IO (code 10) at clientserver.c(122) [sender=3.0.9]
  ..
  Sep 21 05:53:48 overcloud-controller-0 object-server: ERROR with remote server 172.19.0.13:6001/d1: ConnectionTimeout (0.5s)
  Sep 21 05:53:49 overcloud-controller-0 object-server: ERROR with remote server 172.19.0.13:6001/d1: ConnectionTimeout (0.5s)
  

• swift using wrong ring file ip
• old swift rings not deleted from prevous deployment.
• swift tries to use ip that doesn't exist