drm/xe: Normalize NEEDS_64K BO flag

In commit 62742d12 ("drm/xe: Normalize bo flags macros"),
we normalized all BO flags but XE_BO_NEEDS_64K. Do it now.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240715180538.1418-2-michal.wajdeczko@intel.com