Use edlib global alignment to generate SNP report

[nhhaidee]

Changes

• edlib global alignment of consensus sequence against user sequences instead of blastn local alignment
• snp report includes mismatches, indels, edit distance information obtained from Global Alignment
• Output details of alignment for each segment including nice alignment path, Multi QC report

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 - ensure that you've added the version info to a versions.yml and added it to the ch_versions channel in the workflow you added the tool to.
  • 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 CFIA-NCFAD/nf-test-datasets repo
• Ensure the test suite passes (nextflow run . -profile test_{illumina,nanopore},docker).
• 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).