fix: start auto loading policy for SyncedEnforcer

Signed-off-by: jetz <jet.zheung@gmail.com>

casbin/synced_enforcer.py

@@ -49,6 +49,7 @@ def start_auto_load_policy(self, interval):
             return
         self._auto_loading.value = True
         self._auto_loading_thread = threading.Thread(target=self._auto_load_policy, args=[interval], daemon=True)
+        self._auto_loading_thread.start()
 
     def stop_auto_load_policy(self):
         """stops the thread started by start_auto_load_policy"""
@@ -577,4 +578,4 @@ def remove_named_grouping_policies(self,ptype,rules):
             return self._e.remove_named_grouping_policies(ptype,rules)
 
     def build_incremental_role_links(self, op, ptype, rules):
-        self.get_model().build_incremental_role_links(self.get_role_manager(), op, "g", ptype, rules)
+        self.get_model().build_incremental_role_links(self.get_role_manager(), op, "g", ptype, rules)