drm/xe: Add missing ADL-P engine workaround

Add the one missing workaround for ADL-P when comparing to i915 up to
commit 7cdae9e9

 ("drm/i915: Move DG2 tuning to the right function").

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230314003012.2600353-13-lucas.demarchi@intel.com


Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>