Merge pull request #28 from jrfnl/feature/composer-update-doctrine-cs

Composer: update dependencies

Author: jaapio

composer.json

@@ -22,8 +22,7 @@
   },
   "require": {
     "php": "^7.2",
-    "dealerdirect/phpcodesniffer-composer-installer": "^0.5.0",
-    "doctrine/coding-standard": "^7.0"
+    "doctrine/coding-standard": "^9.0"
   },
   "config": {
     "sort-packages": true