drm/xe: Convert "fused off" messages to be gt-based

It's useful to see in the log message what GT was being checked for
disabled/fused-off engines. Especially on multi-tile platforms the
different tiles may be fused differently making it harder to parse
the information.

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20250528-engine-mask-v4-2-f4636d2a890a@intel.com


Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>