tests/amdgpu: enable dispatch/draw tests for Renoir

It can run dispatch/draw tests on new renoir chips. So it needs to
enable dispatch/draw tests for Renoir again.

Change-Id: I3a72a4bbfe0fc663ee0e3e58d8e9c304f513e568
Signed-off-by: changzhu <Changfeng.Zhu@amd.com>
Reviewed-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>