Add Gmm-Demux

[mari-ga]

PR checklist

Closes #XXX

• [ ] This comment contains a description of changes (with reason).
• [x] If you've fixed a bug or added code that should be tested, add tests!
• [x] If you've added a new tool - have you followed the module conventions in the contribution docs
• [ ] If necessary, include test data in your PR.
• [x] Remove all TODO statements.
• [x] Emit the versions.yml file.
• [x] Follow the naming conventions.
• [x] Follow the parameters requirements.
• [x] Follow the input/output options guidelines.
• [x] Add a resource label
• [x] Use BioConda and BioContainers if possible to fulfil software requirements.
• Ensure that the test works with either Docker / Singularity. Conda CI tests can be quite flaky:
  • For modules:
  • [x] nf-core modules test <MODULE> --profile docker
  • [ ] nf-core modules test <MODULE> --profile singularity
  • [x] nf-core modules test <MODULE> --profile conda
  • For subworkflows:
  • [ ] nf-core subworkflows test <SUBWORKFLOW> --profile docker
  • [ ] nf-core subworkflows test <SUBWORKFLOW> --profile singularity
  • [ ] nf-core subworkflows test <SUBWORKFLOW> --profile conda

[mari-ga]

1. Added setup with untar for input files
2. All unnecessary parameters moved to args.ext
3. Conflicting files still showing, even if I haven touched those packages