Ubuntu - 更新 LibreOffice (snap)

先移除 LibreOffice 5.1.6

$ sudo apt remove libreoffice-core
$ sudo apt remove --purge libreoffice-core

https://www.libreoffice.org/download/download/

安装 LibreOffice 5.3.2.2 

$ snap info libreoffice
$ sudo snap install libreoffice

$ snap list | grep libreoffice