drm/xe: Use FORCEWAKE_GT in xe_guc_pc_fini_hw()
No need to use FORCEWAKE_ALL since the registers being written are in
GT domain.
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patch.msgid.link/20260204014234.2867763-3-vinay.belgaumkar@intel.com