Use correct syntax

Author: ashnewmanjones

composer.json

@@ -9,7 +9,7 @@
     "guzzlehttp/guzzle": "^6.0",
     "guzzlehttp/psr7": "^1.2",
     "monolog/monolog": "^1.17.1",
-    "phpdocumentor/reflection-docblock": "^3.0.3|^4.0.0",
+    "phpdocumentor/reflection-docblock": "^3.0.3 || ^4.0.0",
     "symfony/serializer": "^2.8.0 || ^3.0.3"
   },
   "require-dev": {