Gemfile in oauth2_dingtalk-0.2.4

- old
+ new

@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
 
 gem 'multi_json'
-gem 'oauth2_dingtalk', path: '../omniauth-dingtalk'
+gem 'oauth2_dingtalk'
 gem 'sinatra'