drm/amdgpu/gfx11: fix mes mqd settings

Use the correct Memory Queue Descriptor (MQD)
structure for GC 11.

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>