PRD: set Cumulus command list timeout to match Nimbus

Change-Id: I095c95d813bc4b324f6935cf5544aaefbfaf9839
CQ: SW431852
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/60189
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Brian J. Stegmiller <bjs@us.ibm.com>
Reviewed-by: Caleb N. Palmer <cnpalmer@us.ibm.com>
Reviewed-by: Benjamin J. Weisenbeck <bweisenb@us.ibm.com>
Reviewed-by: Matt Derksen <mderkse1@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/60518
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>

src/usr/diag/prdf/common/plat/p9/p9_mi.rule

@@ -136,7 +136,7 @@ rule rMCFIR
     MCFIR & ~MCFIR_MASK &  MCFIR_ACT0 &  MCFIR_ACT1;
 };
 
-group gMCFIR filter singlebit, cs_root_cause( 0 )
+group gMCFIR filter singlebit, cs_root_cause( 0, 8 )
 {
     /** MCFIR[0]
      *  MC internal recoverable eror