drm/xe/uc: Track uc firmware state changes

drm/xe/uc: Track uc firmware state changes

Under CONFIG_DRM_XE_DEBUG_GUC print debug messages with each uc
firmware state transition to better visualize the changes.

  [drm:xe_uc_fw_change_status [xe]] Tile0: GT0: GuC UNINITIALIZED->SELECTED
  [drm:xe_uc_fw_change_status [xe]] Tile0: GT0: GuC SELECTED->AVAILABLE
  [drm:xe_uc_fw_change_status [xe]] Tile0: GT0: GuC AVAILABLE->LOADABLE
  [drm:xe_uc_fw_change_status [xe]] Tile0: GT0: GuC LOADABLE->TRANSFERRED
  [drm:xe_uc_fw_change_status [xe]] Tile0: GT0: GuC TRANSFERRED->RUNNING

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260327202407.563-1-michal.wajdeczko@intel.com