Now that F34 has been released, it's time to update the CI Vagrantfile
to use the new Fedora version. This also fixes the failure in the
recently added vsock_socket test that depends on a bugfix, which made it
to the F34 image's kernel, but is not in the F33 image's.
Signed-off-by: Ondrej Mosnacek <firstname.lastname@example.org>
Acked-by: Petr Lautrbach <email@example.com>