企业微信扫描登录修改为新版接口，在PC登录企业微信客户端的情况下，不再需要手机扫码。

企业微信官方api
https://developer.work.weixin.qq.com/document/path/98151

apps/common/sdk/im/wecom/__init__.py

@@ -19,7 +19,7 @@ class WeComError(APIException):
 class URL:
     GET_TOKEN = 'https://qyapi.weixin.qq.com/cgi-bin/gettoken'
     SEND_MESSAGE = 'https://qyapi.weixin.qq.com/cgi-bin/message/send'
-    QR_CONNECT = 'https://open.work.weixin.qq.com/wwopen/sso/qrConnect'
+    QR_CONNECT = 'https://login.work.weixin.qq.com/wwlogin/sso/login'
     OAUTH_CONNECT = 'https://open.weixin.qq.com/connect/oauth2/authorize'
 
     # https://open.work.weixin.qq.com/api/doc/90000/90135/91437