Update documentation dates to specific format

Copilot · huangyiirene · Copilot · commit bf3321c35de2 · 2026-01-16T17:59:16.000Z
Co-authored-by: huangyiirene &lt;7665279+huangyiirene@users.noreply.github.com&gt;
diff --git a/.github/RELEASE_CHECKLIST.md b/.github/RELEASE_CHECKLIST.md
@@ -79,5 +79,5 @@ graph TD
 
 ---
 
-**Last Updated**: January 2026  
+**Last Updated**: 2026-01-16  
 **Status**: ⚠️ Settings need to be enabled by organization owner
diff --git a/.github/RELEASE_SETUP.md b/.github/RELEASE_SETUP.md
@@ -141,5 +141,5 @@ The default `GITHUB_TOKEN` has limited scope and cannot:
 
 ---
 
-**Last Updated**: January 2026  
+**Last Updated**: 2026-01-16  
 **Maintainer**: ObjectStack AI Team
