chore: added PHP 8.4 to PHPStan workflow

Author: ddevsr

.github/workflows/phpstan.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['8.1', '8.2']
+        php-versions: ['8.1', '8.4']
 
     steps:
       - name: Checkout