drm/amdgpu: Add Fiji smu 7.1.3 headers (v2)

v2: agd5f: prepare for release

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>

diff --cc drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h
Simple merge

diff --cc drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_enum.h
Simple merge

diff --cc drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_sh_mask.h
Simple merge