Update GitHub Actions workflow to exclude specific Laravel and PHP combinations, ensuring compatibility with testing requirements.

Author: iazaran

.github/workflows/tests.yml

@@ -27,6 +27,11 @@ jobs:
             testbench: ^9.0
           - laravel: 12.*
             testbench: ^10.0
+        exclude:
+          - laravel: 11.*
+            php: 8.1
+          - laravel: 12.*
+            php: 8.1
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.stability }}