unless is being deprecated in Elixir 1.18

[rrcook]

The upcoming Elixir 1.18 is deprecating the "unless" macro.
unless is used in gen_state_machine.ex

There is a migration command,
mix format --migrate
to change code.

[amacciola]

Do we think this library is still managed ? It looks like the owners Github activity has been silent for the past 3-4 years