Add Sophia data validation checks to validation_utils_py3 script

[callachennault]

Done Condition (What do we need? Why do we need it? Keep this is small as possible!)

Add manual checks here (https://mskconfluence.mskcc.org/pages/viewpage.action?spaceKey=CDSI&title=Sophia+Genetics+Pipeline) to validation script and make it a part of the cohort generation process

Technical Description (How are we going to achieve the above)

Potential Issues

Dependencies

Technical Requirements

Outside People/Teams

Changes

[stale]

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