drm/amd/pp: Fix unable to handle kernel paging request when set pp table

Reviewed-by: Alex Deucher <[e-mail]>
Signed-off-by: Rex Zhu <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/powerplay/amd_powerplay.c

···
 	if (ret)
 		return ret;
 
-	ret = pp_hw_fini(hwmgr);
+	ret = hwmgr_hw_fini(hwmgr);
 	if (ret)
 		return ret;