Update MES API to support oversubscription without aggregated doorbell
for usermode queues.

v2: Change oversubscription_no_aggregated_en to is_kfd_process (align
with MES)
Signed-off-by: NGraham Sider <Graham.Sider@amd.com>
Acked-by: NFelix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: NJack Xiao <Jack.Xiao@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>