ci: exclude older php version with laravel 9

Author: nerg4l

.github/workflows/test.yml

@@ -18,6 +18,11 @@ jobs:
         php: [ 7.3, 7.4, 8.0 ]
         laravel: [ '^6.10', '^8.0', '^9.0' ]
         dependency-version: [prefer-lowest, prefer-stable]
+        exclude:
+          - php: 7.4
+            laravel: '^9.0'
+          - php: 7.3
+            laravel: '^9.0'
 
     name: PHP ${{ matrix.php }} - Laravel ${{ matrix.laravel }} - ${{ matrix.dependency-version }}