Select samples for annotation. Hatchling build. Fixes.

[0.6]

Added

• Add an option to rhocall annotate to allow selecting sample for annotation among several in ROH/VCF

Changed

• Refactor rhocall viz ratio calculation

Fixed

• Fixed rhocall viz MNV use flag

[0.5.2]

• HW and AZ are flags, set Number appropriately in VCF
• Use a pyproject.toml, hatchling build