ZEPPELIN BUP: fix VPD_REC_NUM for membuf target
ZEPPELIN BUP: fix VPD_REC_NUM for membuf target

HWSV populates VPD in pnor per riser card. Each riser card has
4 centaurs on it and it's not physically possible to have less
centaurs present. Therefore, increment VPD_REC_NUM per riser card
position.

Change-Id: I409e2f3b1e3ac3b8785ed709f0493a443e9f9683
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/50392
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Tested-by: Jenkins OP Build CI <e610bd72261d3c0a48f1e8ae36832ab00774d426@us.ibm.com>
Tested-by: FSP CI Jenkins <aa9e4d9ac7cd25905e9c0dd36d4150516e73dd86@us.ibm.com>
Reviewed-by: Santosh S. Puranik <b20e66e0dba857f8b73ba981bbfb98d7adb86dcf@in.ibm.com>
Tested-by: Jenkins OP HW <0eb0fff262f74a65a832afbcc7b153e391c9a3fd@us.ibm.com>
Reviewed-by: Richard J. Knight <94c04f3910596886be97211d492ad29f0ba29cd5@us.ibm.com>
Reviewed-by: William G. Hoffa <7dd6aa5e78423995d9d7c7ecada5b77ee07f88cc@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot