Fix MemoryUsage job attribute to be the max value seen. #7049
Fix MemoryUsage job attribute to be the max value seen. #7049

This fixes a bug in Docker Universe, where the starter was
sending over literal values for MemoryUsage in the update ad
which were not maxed.

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor