Move reno of add-tempest-workspaces

The reno path of add-tempest-workspaces is invalid, this patch fixes it.

TrivialFix

Change-Id: Idfc17d5d64494924883ec8b920fbc5ddc4212dbb
diff --git a/releasenotes/releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml b/releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml
similarity index 100%
rename from releasenotes/releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml
rename to releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml