use newer phpunit version on php 8.2 and 8.3

Author: cebe

.github/workflows/php.yml

@@ -79,7 +79,7 @@ jobs:
 
       - name: Require newer phpunit/phpunit version
         run: "composer require phpunit/phpunit '^9.5' --dev --no-interaction --ansi --no-install"
-        if: matrix.php == '8.1'
+        if: matrix.php == '8.1' || matrix.php == '8.2' || matrix.php == '8.3'
 
       - name: "Install dependencies with Composer"
         uses: "ramsey/composer-install@v2"