drm/amdgpu/swsmu: update driver if version for dimgrey_cavefish

Update driver if version from 0x4 to 0x5 for dimgrey_cavefish, per PMFW 59.02.0.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Jiansong Chen <Jiansong.Chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>