drm/amdgpu/mes: disable mes sdma queue test

Disable mes sdma queue test on sienna cichlid+,
for fw hasn't supported to map sdma queue.
The test can be enabled if fw supports.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>