Merge pull request 'chore(config): migrate Renovate config' (#7) from renovate/migrate-config into main

Reviewed-on: #7

renovate.json

@@ -9,9 +9,11 @@
   },
   "packageRules": [
     {
-      "matchPackagePatterns": ["^symfony/"],
       "allowedVersions": "^7.0",
-      "description": "Keep Symfony on 7.x LTS until EOL"
+      "description": "Keep Symfony on 7.x LTS until EOL",
+      "matchPackageNames": [
+        "/^symfony//"
+      ]
     },
     {
       "matchPackageNames": ["phpunit/phpunit"],
@@ -19,4 +21,4 @@
       "description": "Stay on PHPUnit 12.x (compatible with Symfony 7 / PHP 8.2+)"
     }
   ]
-}
+}