Add support for symfony/psr-http-message-bridge: ^6.4 (#750)

Author: cleptric

composer.json

@@ -36,7 +36,7 @@
         "symfony/event-dispatcher": "^4.4.20||^5.0.11||^6.0",
         "symfony/http-kernel": "^4.4.20||^5.0.11||^6.0",
         "symfony/polyfill-php80": "^1.22",
-        "symfony/psr-http-message-bridge": "^1.2||^2.0",
+        "symfony/psr-http-message-bridge": "^1.2||^2.0||^6.4",
         "symfony/security-core": "^4.4.20||^5.0.11||^6.0",
         "symfony/security-http": "^4.4.20||^5.0.11||^6.0"
     },