ci: ensure GA run is triggered on fixers' push

- We have to use PAT since events triggered by the GITHUB_TOKEN will not create a new workflow run

 https://github.com/stefanzweifel/git-auto-commit-action/blob/12f68633e45c72459cd040c868605f2471c7f63b/README.md#commits-made-by-this-action-do-not-trigger-new-workflow-runs
 https://docs.github.com/en/actions/security-guides/automatic-token-authentication#using-the-github_token-in-a-workflow

.github/workflows/autoformat.yml

@@ -2,8 +2,6 @@ name: Autoformat
 
 on:
   push:
-    branches:
-      - '*'
 
 jobs:
   composer-normalize:
@@ -33,6 +31,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
+          token: ${{ secrets.GA_PAT }}
 
       - uses: shivammathur/setup-php@v2
         with:
@@ -51,10 +50,16 @@ jobs:
 
   php-cs-fixer:
     runs-on: ubuntu-latest
+
+    permissions:
+      # Give the default GITHUB_TOKEN write permission to commit and push the changed files back to the repository.
+      contents: write
+
     steps:
       - uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
+          token: ${{ secrets.GA_PAT }}
 
       - uses: shivammathur/setup-php@v2
         with: