drm/amdgpu: init TA microcode for SRIOV VF when MP0 IP is 13.0.6

Init TA ucode for SRIOV.

Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>