drm/xe: Convert xe_bo_create_user() for exhaustive eviction

drm/xe: Convert xe_bo_create_user() for exhaustive eviction

Use the xe_validation_guard() to convert xe_bo_create_user()
for exhaustive eviction.

v2:
- Adapt to argument changes of xe_validation_guard()

Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com> #v1
Link: https://lore.kernel.org/r/20250908101246.65025-4-thomas.hellstrom@linux.intel.com