修复: 文件名含有特殊字符时无法预览

Add `/usr/lib64/libreoffice` to search path list.

4.0.0版本

Bumps commons-io from 1.4 to 2.7.
Signed-off-by: dependabot[bot] <support@github.com>

Bumps pdfbox from 2.0.15 to 2.0.24.

---
updated-dependencies:
- dependency-name: org.apache.pdfbox:pdfbox
  dependency-type: direct:production
...
Signed-off-by: dependabot[bot] <support@github.com>

Bumps [xstream](https://github.com/x-stream/xstream) from 1.4.16 to 1.4.17.
- [Release notes](https://github.com/x-stream/xstream/releases)
- [Commits](https://github.com/x-stream/xstream/commits)
Signed-off-by: dependabot[bot] <support@github.com>

Dockerfile 中添加 openoffice / libreoffice 的配置，可动态切换部署

Bumps [xstream](https://github.com/x-stream/xstream) from 1.4.15 to 1.4.16.
- [Release notes](https://github.com/x-stream/xstream/releases)
- [Commits](https://github.com/x-stream/xstream/commits)
Signed-off-by: dependabot[bot] <support@github.com>