Rhel9 updates (#174)

[jaredgk]

• remove default queues from unix functions

• remove queue var from inputs

• singularity for pindel

• singularity for scalpel

• update depthofcoverage for gatk4

• update snpid gatk3.8 utils

• penncnv updates

• Using singularity for rsem, star-align, and star-fusion

• module cleaning

• testing conditional var

• default virtualenv to 3.9.6 on new cluster/versions

• update tag