libreoffice-rc.rb: remove auto:update true (#5652)
libreoffice-rc.rb: remove auto:update true (#5652)

LibreOffice does not have an auto-updater. It checks for updates, but only provides a link, or lets the user choose to auto-download the dmg to a predefined path.

The installation has to be done by the user.
rogeriopradoj/homebrew-versions,victorpopkov/homebrew-versions,mahori/homebrew-cask-versions,404NetworkError/homebrew-versions,Ngrd/homebrew-versions,lantrix/homebrew-versions,victorpopkov/homebrew-versions,mahori/homebrew-versions,404NetworkError/homebrew-versions,rogeriopradoj/homebrew-versions,lantrix/homebrew-versions,caskroom/homebrew-versions,pkq/homebrew-versions,pkq/homebrew-versions,Ngrd/homebrew-versions,caskroom/homebrew-versions