This will be the final release of python-tuf that includes the
legacy implementation code. Please see the [*1.0.0
announcement*](1.0.0-ANNOUNCEMENT.md) page for more details about
the next release and the deprecation of the legacy implementation,
including migration instructions.

Co-authored-by: Jussi Kukkonen <jkukkonen@vmware.com>
Signed-off-by: Jussi Kukkonen <jkukkonen@vmware.com>