The LMTT must be updated whenever we change the VF LMEM configuration.
We missed that step when freeing the whole VF GT config, which could
result in stale PTE in LMTT or LMTT PT object leaks. Fix that.

Fixes: ac6598ae ("drm/xe/pf: Add support to configure SR-IOV VFs")
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240527115408.1064-1-michal.wajdeczko@intel.com
(cherry picked from commit c063cce7)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>