Add support for Symfony 6

Author: loic425

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
             fail-fast: false
             matrix:
                 php: ["7.4", "8.0"]
-                symfony: ["^4.4", "^5.2"]
+                symfony: ["^4.4", "^5.4", "6.0"]
 
         steps:
             -   uses: actions/checkout@v2

composer.json

@@ -11,7 +11,7 @@
     "require": {
         "php": "^7.4 || ^8.0",
         "behat/behat": "^3.8",
-        "symfony/dependency-injection": "^4.4 || ^5.2"
+        "symfony/dependency-injection": "^4.4 || ^5.4 || ^6.0"
     },
     "require-dev": {
         "friends-of-behat/test-context": "^1.0"