删除参数lang，改为默认'en'

AdminController/DeviceManagementController.py

@@ -457,9 +457,10 @@ class DeviceManagement(View):
 
     @staticmethod
     def get_device_icon(request_dict, response):
-        lang = request_dict.get('lang', None)
+        # lang = request_dict.get('lang', None)
         app_bundle_id = request_dict.get('appBundleId', None)
         version_number = request_dict.get('versionNumber', None)
+        lang = 'en'
         if not all([lang, app_bundle_id, version_number]):
             return response.json(444)
         version_number_qs = AppVersionNumber.objects.filter(app_bundle__app_bundle_id=app_bundle_id,