Update CHANGELOG-EE.md for 13.5.4-ee

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CHANGELOG-EE.md

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+## 13.5.4 (2020-11-13)
+
+### Fixed (1 change)
+
+- Fix vsa filter paths. !47058
+
+### Changed (1 change)
+
+- Disallow editing of project-level MR approval settings when enabled at the instance level. !46637
+
+
 ## 13.5.3 (2020-11-03)
 - No changes.

ee/changelogs/unreleased/273765-disallow-editing-project-level-mr-settings.yml

----
-title: Disallow editing of project-level MR approval settings when enabled at the instance level
-merge_request: 46637
-author:
-type: changed

ee/changelogs/unreleased/276955-author-and-assignees-labels-not-working-in-vsa.yml

----
-title: Fix vsa filter paths
-merge_request: 47058
-author:
-type: fixed