gpu-compute: Fix overriden errors

When building Gem5 with GPU protocols, overriden errors were thrown
from files in gpu-compute. After adding override to the files, the
errors were resolved and Gem5 builds successfully.

Change-Id: Iab3a0768caf82c226e8bbee5690a834bf92d1e03
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/20939
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Tested-by: kokoro <noreply+kokoro@google.com>
4 files changed