[BF][ENH] Harmonization works better now

[arnaudbore]

• Add params to handle harmonization
• default value if handedness or sex not provided
• check if enough subjects to run harmonization

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!
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• 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).

[AlexVCaron]

Warning

Newer version of the nf-core template is available.

Your pipeline is using an old version of the nf-core template: 3.5.2.
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.

[Manonedde]

It just occurred to me that I don't see the model listed as a parameter, given that clinical-combat also includes pairwise (the linear version of clinical). Do we want to require the use of clinical, or allow users to switch to pairwise?