fix: move changelog entry to appropriate place

Author: NlightNFotis

Diff for: CHANGELOG.md

@@ -6,12 +6,11 @@ Note that the only difference between `v2` and `v3` of the CodeQL Action is the
 
 ## [UNRELEASED]
 
-No user facing changes.
+- Fixed an issue where streaming the download and extraction of the CodeQL bundle did not respect proxy settings. [#2624](https://github.com/github/codeql-action/pull/2624)
 
 ## 3.27.7 - 10 Dec 2024
 
 - We are rolling out a change in December 2024 that will extract the CodeQL bundle directly to the toolcache to improve performance. [#2631](https://github.com/github/codeql-action/pull/2631)
-- Fixed an issue where streaming the download and extraction of the CodeQL bundle did not respect proxy settings. [#2624](https://github.com/github/codeql-action/pull/2624)
 - Update default CodeQL bundle version to 2.20.0. [#2636](https://github.com/github/codeql-action/pull/2636)
 
 ## 3.27.6 - 03 Dec 2024