Add comment about the 0 return value in checkNumberOfErrorsByJobId
Add comment about the 0 return value in checkNumberOfErrorsByJobId

fedspendingtransparency/data-act-broker-backend,chambers-brian/SIG_Digital-Strategy_SI_ODP_Backend,chambers-brian/SIG_Digital-Strategy_SI_ODP_Backend,fedspendingtransparency/data-act-broker-backend