Update CHANGELOG-EE.md for 13.8.8-ee

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Update CHANGELOG-EE.md for 13.8.8-ee
abb764ba · GitLab Release Tools Bot · 8c5f2b7f · abb764ba
Commit abb764ba authored 3 years ago by GitLab Release Tools Bot
--- a/CHANGELOG-EE.md
+++ b/CHANGELOG-EE.md
@@ -355,6 +355,10 @@ Please view this file on the master branch, on stable branches it's out of date.
 - Review UI text - repo push rules settings. !52797
  
  
+## 13.8.8 (2021-04-13)
+
+- No changes.
+
 ## 13.8.7 (2021-03-31)
  
 ### Security (1 change)