remove custom_bot_without_proxy_settings

resource/locales/en_US/admin/admin.json

@@ -297,7 +297,6 @@
     "delete": "Delete",
     "cooperation_procedure": "Cooperation procedure",
     "official_bot_settings": "Official bot Settings",
-    "custom_bot_without_proxy_settings": "Custom Bot without proxy Settings",
     "reset": "Reset",
     "reset_all_settings": "Reset all settings",
     "delete_slackbot_settings": "Reset Slack Bot settings",

resource/locales/ja_JP/admin/admin.json

@@ -294,7 +294,6 @@
     },
     "delete": "削除",
     "cooperation_procedure": "連携手順",
-    "custom_bot_without_proxy_settings": "Custom Bot (Without-Proxy) 設定",
     "reset": "リセット",
     "reset_all_settings": "全ての設定をリセット",
     "delete_slackbot_settings": "Slack Bot 設定をリセットする",

resource/locales/zh_CN/admin/admin.json

@@ -304,7 +304,6 @@
     },
     "delete": "取消",
     "cooperation_procedure": "协作程序",
-    "custom_bot_without_proxy_settings": "Custom Bot (Without-Proxy) 设置",
     "reset":"重置",
     "reset_all_settings": "重置所有设置",
     "delete_slackbot_settings": "重置 Slack Bot 设置",