Fix Port.open/2 signature (#7360)
Fix Port.open/2 signature (#7360)

Use options instead of settings to adhere Elixir naming conventions.
lexmag/elixir,kimshrier/elixir,gfvcastro/elixir,lexmag/elixir,kimshrier/elixir,michalmuskala/elixir,joshprice/elixir,pedrosnk/elixir,kelvinst/elixir,gfvcastro/elixir,elixir-lang/elixir,ggcampinho/elixir,kelvinst/elixir,ggcampinho/elixir,pedrosnk/elixir