* feat: update gatk4 from 4.2.0.0 to 4.2.3.0
* update md5checksum
* commit all files
* actually checksum was good, but I suspect something fishy with the tests
* initiated files for calculate contamination
* pushing local repo to remote
* created script, filled in meta yml, created tests and test yml. local checks passing, needs repo side test data
* added option and tests for outputting optional segmentation file
* saving for test push
* versions updated, test data added
* Update main.nf
* fixed versions info, should report correctly now
* small update to main.nf outputs formatting
* Apply suggestions from code review
* Update test_data.config
* Apply suggestions from code review
Co-authored-by: GCJMackenzie <gavin.mackenzie@nibsc.org>
Co-authored-by: Harshil Patel <drpatelh@users.noreply.github.com>
