Update changelog for v2.2.8

github-actions[bot] · github-actions[bot] · commit 57571ab0cd16 · 2023-03-22T18:32:36.000Z
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CodeQL Action Changelog
 
-## [UNRELEASED]
+## 2.2.8 - 22 Mar 2023
 
 - Update default CodeQL bundle version to 2.12.5. [#1585](https://github.com/github/codeql-action/pull/1585)
 
