fix(admin_user): 修复管理用户单独测试某台资产可连接性失败的情况（private_key_file)

apps/assets/tasks/asset_user_connectivity.py

@@ -85,7 +85,7 @@ def test_asset_user_connectivity_util(asset_user, task_name):
         raw, summary = test_user_connectivity(
             task_name=task_name, asset=asset_user.asset,
             username=asset_user.username, password=asset_user.password,
-            private_key=asset_user.private_key
+            private_key=asset_user.private_key_file
         )
     except Exception as e:
         logger.warn("Failed run adhoc {}, {}".format(task_name, e))

apps/locale/zh/LC_MESSAGES/django.po

@@ -756,7 +756,7 @@ msgstr "定期测试管理账号可连接性: {}"
 
 #: assets/tasks/admin_user_connectivity.py:67
 msgid "Test admin user connectivity: {}"
-msgstr "测试管理行号可连接性: {}"
+msgstr "测试管理帐号可连接性: {}"
 
 #: assets/tasks/asset_connectivity.py:27
 msgid "Test assets connectivity"