Allow var dumper on PHP 8.1

Author: CodeWithKyrian

.github/workflows/test.yml

@@ -32,7 +32,7 @@ jobs:
           coverage: none
 
       - name: Install Composer dependencies
-        run: composer update --${{ matrix.dependency-version }} --no-interaction --prefer-dist --no-dev
+        run: composer update --${{ matrix.dependency-version }} --no-interaction --prefer-dist
 
       - name: Run tests
         run: composer test