Update root-composer

Author: renovate[bot]

composer.json

@@ -25,18 +25,18 @@
     "php-parallel-lint/php-parallel-lint": "^1.2",
     "phpstan/phpstan-phpunit": "^2.0.8",
     "phpstan/phpstan-strict-rules": "^2.0",
-    "phpunit/phpunit": "^9.6",
-    "psr/container": "1.1.2",
-    "symfony/config": "^5.4 || ^6.1",
-    "symfony/console": "^5.4 || ^6.1",
-    "symfony/dependency-injection": "^5.4 || ^6.1",
-    "symfony/form": "^5.4 || ^6.1",
-    "symfony/framework-bundle": "^5.4 || ^6.1",
-    "symfony/http-foundation": "^5.4 || ^6.1",
-    "symfony/messenger": "^5.4",
+    "phpunit/phpunit": "^13.0",
+    "psr/container": "2.0.2",
+    "symfony/config": "^8.0",
+    "symfony/console": "^8.0",
+    "symfony/dependency-injection": "^8.0",
+    "symfony/form": "^8.0",
+    "symfony/framework-bundle": "^8.0",
+    "symfony/http-foundation": "^8.0",
+    "symfony/messenger": "^8.0",
     "symfony/polyfill-php80": "^1.24",
-    "symfony/serializer": "^5.4",
-    "symfony/service-contracts": "^2.2.0"
+    "symfony/serializer": "^8.0",
+    "symfony/service-contracts": "^3.0.0"
   },
   "config": {
     "sort-packages": true