Move doctrine/orm to require

Author: umpirsky

composer.json

@@ -9,10 +9,10 @@
         {"name": "Steve Lacey", "email": "[email protected]"}
     ],
     "require": {
-        "php": "^7.1"
+        "php": "^7.1",
+        "doctrine/orm": "^2.6"
     },
     "require-dev": {
-        "doctrine/orm": "^2.6",
         "friendsofphp/php-cs-fixer": "^2.14",
         "nesbot/carbon": "*",
         "phpunit/phpunit": "^7.0 || ^8.0",