Merge pull request #13 from relthyg/symfony_6

Author: peter279k

composer.json

@@ -16,7 +16,7 @@
 
     "require": {
         "php": "^7.3|^8.0",
-        "symfony/options-resolver": "^4.4|^5.0"
+        "symfony/options-resolver": "^4.4|^5.0|^6.0"
     },
 
     "require-dev": {
@@ -25,9 +25,9 @@
         "doctrine/orm":                 "^2.5",
         "phpunit/phpunit":              "^9.0",
         "silex/silex":                  "^1.3",
-        "symfony/dependency-injection": "^4.4|^5.0",
-        "symfony/config":               "^4.4|^5.0",
-        "symfony/yaml":                 "^4.4|^5.0",
+        "symfony/dependency-injection": "^4.4|^5.0|^6.0",
+        "symfony/config":               "^4.4|^5.0|^6.0",
+        "symfony/yaml":                 "^4.4|^5.0|^6.0",
         "twig/twig":                    "^1.23|^2.0",
         "phpspec/prophecy-phpunit": "^2.0"
     },