drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:133:2-3: Unneeded semicolon

 Remove unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci
Acked-by: NHuang Rui <ray.huang@amd.com>
CC: Huang Rui <ray.huang@amd.com>
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>