解决使用scanp重载时会重新生成godcmd的实例，导致auth权限被清空

plugins/plugin_manager.py

@@ -141,6 +141,8 @@ class PluginManager:
         failed_plugins = []
         for name, plugincls in self.plugins.items():
             if plugincls.enabled:
+                if 'GODCMD' in self.instances and name == 'GODCMD':
+                    continue
                 # if name not in self.instances:
                 try:
                     instance = plugincls()