This patch is to add vangogh asic name in smu v11.

v2: drop smu firmware name (N/A for VG)
Signed-off-by: NXiaojian Du <xiaojian.du@amd.com>
Reviewed-by: NKevin Wang <kevin1.wang@amd.com>
Reviewed-by: NHuang Rui <ray.huang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>