radeonsi: introduce SI_RESOURCE_FLAG_INTERNAL / RADEON_FLAG_DRIVER_INTERNAL

Tag allocations as driver internal.
Some of these allocations will need to be doubled to handle TMZ (one secure bo,
one normal bo) but these allocations shouldn't switch the winsys in "the app
is using TMZ".

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6049>
13 files changed