drm/amd/pm: correct SMU13.0.7 max shader clock reporting

Correct the max shader clock reporting on SMU
13.0.7.

Signed-off-by: Horatio Zhang <Hongkun.Zhang@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.1.x