fix: use different action post template

.github/workflows/init.yml

@@ -30,11 +30,10 @@ jobs:
         run: |
           sed -i 's|https://github.com/madskjeldgaard/platformio-arduino-template|${{ github.event.repository.html_url }}|g' README.md
 
-      - name: Stage changes
-        run: git add README.md
-
-      - name: Commit changes
-        run: |
-          git config --local user.email "[email protected]"
-          git config --local user.name "GitHub Action"
-          git commit -m "post-init: Update README with new repository URL"
+      - uses: EndBug/add-and-commit@v4
+        with:
+          author_name: Template Robot
+          author_email: [email protected]
+          message: 'post-init: Fix setup new project'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}