remove branch alias

Author: jsirish

composer.json

@@ -38,16 +38,11 @@
     "config": {
         "allow-plugins": {
             "composer/installers": true,
-            "silverstripe/vendor-plugin": true,
-            "silverstripe/recipe-plugin": true
+            "silverstripe/recipe-plugin": true,
+            "silverstripe/vendor-plugin": true
         },
         "process-timeout": 600
     },
-    "extra": {
-        "branch-alias": {
-            "dev-master": "4.x-dev"
-        }
-    },
     "scripts": {
         "lint": "vendor/bin/phpcs src/ tests/",
         "lint-clean": "vendor/bin/phpcbf src/ tests/"