Add changelog for quick-eval metadata fix

Author: nickrolfe

extensions/ql-vscode/CHANGELOG.md

@@ -4,6 +4,7 @@
 
 - Add new command "CodeQL: Trim Overlay Base Cache" that returns a database to the state prior to overlay evaluation, leaving only base predicates and types that may later be referenced during overlay evaluation. [#4082](https://github.com/github/vscode-codeql/pull/4082)
 - Remove support for CodeQL CLI versions older than 2.19.4. [#4108](https://github.com/github/vscode-codeql/pull/4108)
+- Fix a bug where quick evaluation within a `.ql` file could cause spurious errors about processing query metadata. [#4141](https://github.com/github/vscode-codeql/pull/4141)
 
 ## 1.17.4 - 10 July 2025