Update address check for PCI scom errors
Update address check for PCI scom errors

Changed the scom address check to reflect the P9 addressing
scheme

Change-Id: I0ebc7d4006810ba80d621cba47a6782be7e3f7d3
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/26058
Reviewed-by: Thi N. Tran <25a2bca7ae5a8ea03be09ca8d282480c08c13052@us.ibm.com>
Reviewed-by: Christian R. Geddes <f397583a9caa8163a06ad1128784fb67413f2fe6@us.ibm.com>
Tested-by: Jenkins Server
Tested-by: FSP CI Jenkins
Reviewed-by: Daniel M. Crowell <912029ca9254ac7b5854e56910561d682e1fa2d0@us.ibm.com>

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