fp5280g2: Add ipmi configs for psu

Tested: Manually verified sensor and sel are corrected on fp5280g2 for
psu via ipmitool commands.

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: Ib0deb28c95219ceab3566beaed8ef726ea9ddcfa
1 file changed