Update POT file in the Weblate repo during "make potfile"
Update POT file in the Weblate repo during "make potfile"

This is not fully autmatic, we still need to push the updated
POT file manually, but it's better than doing everything manually.
The code is based on similar make target in Anaconda, see
https://github.com/rhinstaller/anaconda/pull/2325

vojtechtrefny/blivet,rvykydal/blivet,jkonecny12/blivet,rvykydal/blivet,jkonecny12/blivet,vojtechtrefny/blivet