Update CHANGELOG-EE.md for 13.9.5-ee

[ci skip]

CHANGELOG-EE.md

@@ -174,6 +174,13 @@ Please view this file on the master branch, on stable branches it's out of date.
 - Delete redirect files. !56169
 
 
+## 13.9.5 (2021-03-31)
+
+### Security (1 change)
+
+- Escape HTML on scoped labels tooltip.
+
+
 ## 13.9.4 (2021-03-17)
 
 - No changes.