[6.4] Allow 7.0 deps

Author: nicolas-grekas

composer.json

@@ -18,14 +18,14 @@
     "require": {
         "php": ">=8.1",
         "ext-xml": "*",
-        "symfony/dependency-injection": "^5.4|^6.0",
-        "symfony/http-kernel": "^5.4|^6.0",
-        "symfony/twig-bridge": "^5.4|^6.0",
-        "symfony/var-dumper": "^5.4|^6.0"
+        "symfony/dependency-injection": "^5.4|^6.0|^7.0",
+        "symfony/http-kernel": "^5.4|^6.0|^7.0",
+        "symfony/twig-bridge": "^5.4|^6.0|^7.0",
+        "symfony/var-dumper": "^5.4|^6.0|^7.0"
     },
     "require-dev": {
-        "symfony/config": "^5.4|^6.0",
-        "symfony/web-profiler-bundle": "^5.4|^6.0"
+        "symfony/config": "^5.4|^6.0|^7.0",
+        "symfony/web-profiler-bundle": "^5.4|^6.0|^7.0"
     },
     "conflict": {
         "symfony/config": "<5.4",