fix typo in argument name
fix typo in argument name

antipax/elixir,gfvcastro/elixir,kelvinst/elixir,joshprice/elixir,lexmag/elixir,elixir-lang/elixir,kimshrier/elixir,lexmag/elixir,pedrosnk/elixir,pedrosnk/elixir,ggcampinho/elixir,beedub/elixir,antipax/elixir,gfvcastro/elixir,ggcampinho/elixir,beedub/elixir,michalmuskala/elixir,kimshrier/elixir,kelvinst/elixir