[6.4] Allow 7.0 deps

Author: nicolas-grekas

composer.json

@@ -21,8 +21,8 @@
     ],
     "require": {
         "php": ">=8.1",
-        "symfony/http-client": "^5.4|^6.0",
-        "symfony/notifier": "^6.2.7"
+        "symfony/http-client": "^5.4|^6.0|^7.0",
+        "symfony/notifier": "^6.2.7|^7.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\GatewayApi\\": "" },