drm/xe: Set GT as wedged before sending wedged uevent

drm/xe: Set GT as wedged before sending wedged uevent

Userspace should be notified after setting the device as wedged.
Re-order function calls to set gt wedged before sending uevent.

Cc: Matthew Brost <matthew.brost@intel.com>
Suggested-by: Raag Jadav <raag.jadav@intel.com>
Signed-off-by: Riana Tauro <riana.tauro@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20250826063419.3022216-4-riana.tauro@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>