Merge branch '39521-fix-merge-request-discussion-timestamp-overflow' into 'master'

Resolve "Right column of merge request discussion overflows"

Closes #39521

See merge request gitlab-org/gitlab-ce!17550

app/assets/stylesheets/pages/notes.scss

@@ -16,7 +16,7 @@ ul.notes {
   .note-created-ago,
   .note-updated-at {
-    white-space: nowrap;
+    white-space: normal;
   }
   .discussion-body {