edac: octeontx: Add support for GIC RAS reporting

commit 022d4b082553f28df4963c7443a399dc9ca98958 from
git@git.assembla.com:cavium/WindRiver.linux.git

Update device error source list to report RAS
errors from GIC block on cn10k platforms.

Change-Id: Iaf5ca2a3762c8c34d2cd180121f84e8ed977eb3d
Signed-off-by: Jayanthi Annadurai <jannadurai@marvell.com>
Reviewed-on: https://sj1git1.cavium.com/c/IP/SW/kernel/linux/+/114927


Reviewed-by: Chandrakala Chavva <cchavva@marvell.com>
Tested-by: sa_ip-sw-jenkins <sa_ip-sw-jenkins@marvell.com>
Signed-off-by: Ruiqiang Hao <Ruiqiang.Hao@windriver.com>