PRD: Fix assert in getNumMasterRanksPerDimm

Change-Id: I4f466c3933f17d93b790ee24aaeb4d526a4ef7a8
CQ: SW461823
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/75467
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/75496
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/prdfTargetServices.C

@@ -1696,7 +1696,7 @@ uint8_t __getNumMasterRanksPerDimm( TargetHandle_t i_trgt,
         num = attr[i_pos][i_ds];
     }
 
-    PRDF_ASSERT( num < MASTER_RANKS_PER_DIMM_SLCT );
+    PRDF_ASSERT( num <= MASTER_RANKS_PER_DIMM_SLCT );
 
     return num;