Add “did you mean?” to `call(:typo_name)`

[RoyalIcing]

Use https://hexdocs.pm/elixir/String.html#jaro_distance/2 in the same way the Elixir compiler does to suggest the closest name when there’s a call to a function slightly misspelled.

[RoyalIcing]

With defw this is no longer needed, as Elixir functions are defined for us.