Add support for renaming LVM LVs and VGs

[vojtechtrefny]

Marking as draft. The change here should be ok, but we'll need to make some changes in blivet first regarding actions pruning to make this work.

[pep8speaks]

Hello @vojtechtrefny! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

There are currently no PEP 8 issues detected in this Pull Request. Cheers! :beers:

Comment last updated at 2022-01-10 17:02:15 UTC