update module: liftoff

[nschan]

I would like to add functionality to the current liftoff to check for gzipped input fastas and automatically gunzip those if necessary. The current liftoff module expects both fastas (reference and that to be lifted onto) in fasta format.
What do you think of this suggestion @GallVp ?

Is there an existing module for this?

• I have searched for the existing module

Is there an open PR for this?

• I have searched for existing PRs

Is there an open issue for this?

• I have searched for existing issues

Are you going to work on this?

• If I'm planning to work on this module, I added myself to the Assignees to facilitate tracking who is working on the module

[GallVp]

Thank you @nschan for tagging me. That's a really good idea. Please feel free to tag me for a review.