Force add RULES.md.

.github/workflows/update-rules.yml

@@ -31,7 +31,7 @@ jobs:
       run: |
         git config --local user.email "[email protected]"
         git config --local user.name "GitHub Action"
-        git add RULES.md
+        git add -f RULES.md
         TIMESTAMP=$(date -u +"%Y-%m-%d")
         git commit -m "Update RULES.md - $TIMESTAMP." || echo "No changes to commit."
         git config pull.rebase true