Update CHANGELOG-EE.md for 11.8.2-ee

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CHANGELOG-EE.md

 Please view this file on the master branch, on stable branches it's out of date.
 
+## 11.8.2 (2019-03-13)
+
+### Fixed (4 changes)
+
+- Fix 500 error when visiting merged merge request. !9648
+- Fix bridge jobs than can be hidden keys too. !9796
+- Fix approval-related UI showing up in free plan. !9819
+- Add 'No approvals required' view to approval rules (behind feature flag). !9899
+
+
 ## 11.8.0 (2019-02-22)
 
 ### Security (2 changes)

ee/changelogs/unreleased/9889-fix-finalize.yml

----
-title: Fix 500 error when visiting merged merge request
-merge_request: 9648
-author:
-type: fixed

ee/changelogs/unreleased/9908-hide-approver-ui-in-free.yml

----
-title: Fix approval-related UI showing up in free plan
-merge_request: 9819
-author:
-type: fixed

ee/changelogs/unreleased/9963-optional-approval-view.yml

---- 
-title: Add 'No approvals required' view to approval rules (behind feature flag)
-merge_request: 9899
-author:
-type: fixed

ee/changelogs/unreleased/fix-gb-fix-hidden-bridge-jobs.yml

----
-title: Fix bridge jobs than can be hidden keys too
-merge_request: 9796
-author:
-type: fixed