anv: Set fence/semaphore types to NONE in impl_cleanup

There were some places that were calling anv_semaphore_impl_cleanup and
neither deleting the semaphore nor setting the type back to NONE.  Just
set it to NONE in impl_cleanup to avoid these issues.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=106643
Fixes: 031f57eba "anv: Add a basic implementation of VK_KHX_external..."
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
1 file changed