[PATCH] Reapply "firebird: keep each embedded database's files in one directory"

[PATCH] Reapply "firebird: keep each embedded database's files in one directory"

This reverts commit 23a5d0dc305fc04bdd277b24db8d5c8e41aa9ccd.

it also contains https://gerrit.collaboraoffice.com/c/core/+/7093
"firebird: upper-case the DatabaseAccess Restrict path on Windows"

Change-Id: I52ea962a51da19a112892d6a2497a7ddf682c579
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/208212
Tested-by: Jenkins
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>
(cherry picked from commit e4dc6a3cb2bfbf9d4c1e30e777b0f46417cf4c92)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/208224
Reviewed-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org>
Tested-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org>
Reviewed-by: Hossein <hossein@libreoffice.org>
Gbp-Pq: Name CVE-2026-63266-2.diff