Adding CT_P9A to the enum list of chip types.

I inserted P9A before CT_CEN for purely estaetic reasons. Since
the current Centaur image in EKB isn't being used yet, this
should be safe (as otherwise there would be a co-req
situation).

Change-Id: Ia5ef9950644eacea3fdc28a0195502bdcae44327
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/50812
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Joseph J. McGill <jmcgill@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Reviewed-by: Richard J. Knight <rjknight@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/50819
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/import/chips/common/utils/imageProcs/common_ringId.H

@@ -134,13 +134,13 @@ enum TorMagicNum
 
 
 //
-// Chip types and List to represent p9n, p9c, cen (centaur)
-// NB! There's a matching CHIP_TYPE_LIST definition in common_ringId.C
+// Chip types and List to represent p9n, p9c, p9a, cen (centaur)
 //
 enum ChipType
 {
-    CT_P9N,  // ==P9 for now
-    CT_P9C,  // ==P9 for now
+    CT_P9N,
+    CT_P9C,
+    CT_P9A,
     CT_CEN,
     NUM_CHIP_TYPES
 };
@@ -155,6 +155,7 @@ static const ChipTypeList_t CHIP_TYPE_LIST[] =
 {
     {"p9n", CT_P9N},
     {"p9c", CT_P9C},
+    {"p9a", CT_P9A},
     {"cen", CT_CEN},
 };