Bump reflection-docblock dependency

Author: realFlowControl

composer.json

@@ -17,7 +17,7 @@
         "doctrine/cache": "^1.8",
         "thecodingmachine/class-explorer": "^1.0.2",
         "psr/simple-cache": "^1",
-        "phpdocumentor/reflection-docblock": "^4.3",
+        "phpdocumentor/reflection-docblock": "^4.3 | ^5.0",
         "phpdocumentor/type-resolver": "^0.4 || ^1.0.0",
         "psr/http-message": "^1",
         "ecodev/graphql-upload": "^4.0",