fp5280g2: Add vpd configs

Add vpd configs for fp5280g2, by adding the following specific configs
for fp5280g2 to replace the default ones.
openpower-fru-inventory
openpower-fru-vpd-layout

Tested: Manually update eeprom and verified vpd information are
corrected on fp5280g2 via dbus and ipmitool commands.

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: Ie8a1612d9cee2e9612d197c2718f225afb3b980c
7 files changed