Update changelog

Author: aeisenberg

CHANGELOG.md

@@ -6,7 +6,7 @@ Note that the only difference between `v2` and `v3` of the CodeQL Action is the
 
 ## [UNRELEASED]
 
-No user facing changes.
+- Avoid failing the workflow run if there is an error while uploading debug artifacts. [#2349](https://github.com/github/codeql-action/pull/2349)
 
 ## 3.25.10 - 13 Jun 2024