docs: 隐藏离线包安装

Author: wanghe-fit2cloud

mkdocs.yml

@@ -42,7 +42,7 @@ nav:
   - 产品介绍: index.md
   - 安装部署:
     - 在线安装: installation/online_installation.md
-    - 离线包安装: installation/package_installation.md
+    # - 离线包安装: installation/package_installation.md
     - 在线升级: installation/online_upgrade.md
     - 从 V1 版本升级: installation/v1_migrate.md
     - 命令行工具: installation/cli.md