Standardize README heading (#10163)
Standardize README heading (#10163)


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