Add selection of the desired language for LibreOffice helppack

[alexpro1965-oss]

Please confirm these before moving forward.

• I have searched for my feature proposal and have not found a work-in-progress/duplicate/resolved/discarded issue.
• This proposal is a completely new feature. If you want to suggest an improvement or an enhancement, please use this template.

Describe the new feature

Hello!
Add selection of the desired language for LibreOffice helppack
English is downloaded by default.
Thank you

Describe how this new feature could help users

Adding this function will make it possible to install the desired language file.

[Exudev]

Hey, i would love to work on this issue alexpro1965-oss if you could assign it to me.