fix: on_auth_data hook

The key LeanEngine received is not `object` but `authData`.
Thank @cshuaimin for bringing this to our attention.

Author: weakish

leancloud/engine/leanengine.py

@@ -533,7 +533,7 @@ def dispatch_on_auth_data(_cloud_codes, app_params, params):
     if not func:
         return
 
-    auth_data = params["object"]
+    auth_data = params["authData"]
     return func(auth_data)
 
 

tests/test_engine.py

@@ -509,7 +509,7 @@ def on_auth_data(auth_data):
 
     response = requests.post(
         url + "/__engine/1.1/functions/_User/onAuthData",
-        json={"object": {
+        json={"authData": {
             "foo": {
                 "openid": "openid",
                 "access_token": "access_token",