Laravel 9.x support, second pass

Author: michaeldyrynda

.github/workflows/run-tests.yml

@@ -18,7 +18,7 @@ jobs:
           - php: 7.3
             laravel: '^9.0'
           - php: 7.4
-            laravel: '^8.0'
+            laravel: '^9.0'
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }}