Feat/hmf reference download

[rhassaine]

PR checklist

• [ ] This comment contains a description of changes (with reason).
• [ ] If you've fixed a bug or added code that should be tested, add tests!
• [ ] If you've added a new tool - have you followed the pipeline conventions in the contribution docs
• [ ] If necessary, also make a PR on the nf-core/oncoanalyser branch on the nf-core/test-datasets repository.
• [ ] Make sure your code lints (nf-core pipelines lint).
• [ ] Ensure the test suite passes (nextflow run . -profile test,docker --outdir <OUTDIR>).
• [ ] Check for unexpected warnings in debug mode (nextflow run . -profile debug,test,docker --outdir <OUTDIR>).
• [ ] Usage Documentation in docs/usage.md is updated.
• [ ] Output Documentation in docs/output.md is updated.
• [ ] CHANGELOG.md is updated.
• [ ] README.md is updated (including new tool citations and authors/contributors).

[nf-core-bot]

[!WARNING] Newer version of the nf-core template is available.

Your pipeline is using an old version of the nf-core template: 3.3.2. Please update your pipeline to the latest version.

For more documentation on how to update your pipeline, please see the nf-core documentation and Synchronisation documentation.

[scwatts]

Hi @rhassine, I've reworked the nf-test GitHub Action workflow over in https://github.com/nf-core/oncoanalyser/pull/265, which also has the test profile fully working. I left the reference data caching untouched so you can continue working on that here