Arturo Herrero authored May 25, 2021 and Luke Duncalfe committed May 25, 2021

- Remove HipChat service and records 13.12
  https://gitlab.com/gitlab-org/gitlab/-/merge_requests/59769
- Cleanup remaining HipchatService code 14.0 => We are here

https://gitlab.com/gitlab-org/gitlab/-/issues/27954