tell add-and-commit to git add

.github/workflows/update-warps.yml

@@ -23,6 +23,7 @@ jobs:
       - run: echo "message=Warp update @ $(date +%Y%m%dT%H:%M:%S%Z)" >> "$GITHUB_ENV"
       - uses: EndBug/add-and-commit@v9
         with:
+          add: '.'
           default_author: github_actions
           message: ${{ env.message }}
           pull: '--rebase -Xtheirs'