Update PHP-CS-Fixer workflow (#1734)

Author: berfinyuksel

.github/workflows/php-cs-fixer.yaml

@@ -5,20 +5,17 @@ on:
         branches:
             - "[0-9]+.[0-9]+"
             - "[0-9]+.x"
-            - "*_actions"
-            - "feature-*"
-    pull_request_target:
-        types: [ opened,closed,synchronize ]
 
 permissions:
     contents: write
 
 jobs:
     php-style:
         uses: pimcore/workflows-collection-public/.github/workflows/reusable-php-cs-fixer.yaml@main
+        if: github.repository_owner == 'pimcore'
         secrets:
             PHP_CS_FIXER_GITHUB_TOKEN: ${{ secrets.PHP_CS_FIXER_GITHUB_TOKEN }}
         with:
-            head_ref: ${{ github.event.pull_request.head.ref }}
-            repository: ${{ github.event.pull_request.head.repo.full_name }}
-            config_file: .php-cs-fixer.dist.php
+            head_ref: ${{ github.head_ref || github.ref_name }}
+            repository: ${{ github.repository }}
+            config_file: .php-cs-fixer.dist.php