Fix function arity in the DynamicSupervisor docs
Fix function arity in the DynamicSupervisor docs


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