allow dev of testing

Author: dbu

composer.json

@@ -29,7 +29,7 @@
         "jackalope/jackalope-doctrine-dbal": "^1.4 || ^2.0",
         "symfony/monolog-bundle": "^3.0",
         "symfony/phpunit-bridge": "^7.0",
-        "symfony-cmf/testing": "^4.0 || ^5.0",
+        "symfony-cmf/testing": "^4.x-dev || ^5.0",
         "symfony/security-bundle": "^5.4 || ^6.0 || ^7.0",
         "symfony/twig-bundle": "^5.4 || ^6.0 || ^7.0",
         "symfony/yaml": "^5.4 || ^6.0 || ^7.0",