bump symfony version

Author: mlebkowski

composer.json

@@ -2,12 +2,11 @@
     "name": "arsthanea/kunstmaan-extra-bundle",
     "require": {
         "ext-intl": "*",
-        "kunstmaan/bundles-cms": "~3.5",
-        "nassau/registry-compiler": "^1.1",
+        "kunstmaan/bundles-cms": "~4.0 | ~5.0",
+        "nassau/registry-compiler": "~1.2",
         "guzzlehttp/guzzle": ">=6.0"
     },
     "require-dev": {
-        "friendsofsymfony/user-bundle": "2.0.*@dev",
         "phpunit/phpunit": "^5.5"
     },
     "license": "MIT",