Fix typo on ExUnit
Fix typo on ExUnit

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