Avoid using generators directory as namespace

Author: David Revelo

lib/graphql_devise.rb

@@ -17,6 +17,7 @@
 controller_methods_concern = "#{__dir__}/graphql_devise/concerns/controller_methods.rb"
 loader.ignore(controller_methods_concern)
 loader.collapse("#{__dir__}/graphql_devise/errors")
+loader.collapse("#{__dir__}/generators")
 loader.inflector.inflect('error_codes' => 'ERROR_CODES')
 loader.inflector.inflect('supported_options' => 'SUPPORTED_OPTIONS')