API reference: update vault doc
Update doc/api/vault_archive_internal.md and
doc/api/vault_retrieve_internal.md
after the change from commit 93548f2
(default wrapping algo is now des-ede3-cbc instead of aes-128-cbc).
Related: https://pagure.io/freeipa/issue/9259
Signed-off-by: Florence Blanc-Renaud <flo@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>