Moved CHANGELOG entry for !4230

CHANGELOG

@@ -2,6 +2,7 @@ Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.8.3
   - Fixed potential issue with 2 ci status polling events happening. !3869
+  - Improve design of Pipeline View. !4230
 
 v 8.8.2
   - Added remove due date button. !4209
@@ -33,7 +34,6 @@ v 8.8.0
   - Added inline diff styling for `change_title` system notes. (Adam Butler)
   - Project#open_branches has been cleaned up and no longer loads entire records into memory.
   - Escape HTML in commit titles in system note messages
-  - Improve design of Pipeline View
   - Fix scope used when accessing container registry
   - Fix creation of Ci::Commit object which can lead to pending, failed in some scenarios
   - Improve multiple branch push performance by memoizing permission checking