Add :crypto to extra_application and update mix.lock

[wingyplus]

Add :crypto to extra_application in mix.exs to fix warning in Elixir 1.12 and update mix.lock to a new file pattern.

[fireproofsocks]

If maintaining this package is burdensome, I'd be happy to help out -- I'd just need permissions granted in Github and in hex.

[warmwaffles]

@zyro can we get this merged and released?

[jfacoustic]

Seems like this is a blocker for me as well. Any updates on this?

[jgaiser-alto]

Looking to revive this thread... Still no word on this? @zyro

[warmwaffles]

I doubt it'll be updated. But if you want a uuid generator and are using ecto already, you can use Ecto.UUID.generate/0