Updated the test for using previous family ID to update the family ID.
Updated the test for using previous family ID to update the family ID.

macarthur-lab/seqr,macarthur-lab/seqr,macarthur-lab/seqr,ssadedin/seqr,macarthur-lab/seqr,ssadedin/seqr,ssadedin/seqr,ssadedin/seqr,macarthur-lab/seqr,ssadedin/seqr