Update pattern-matching.md (#257)
Update pattern-matching.md (#257)

Commented lines translated into Spanish
erickgnavar/elixir-school,doomspork/elixir-school,holsky/elixir-school,holsky/elixir-school,huydx/elixir-school,nscyclone/elixir-school,erickgnavar/elixir-school,doomspork/elixir-school,yuriibodarev/elixir-school,nscyclone/elixir-school,nscyclone/elixir-school,psantos10/elixir-school,huydx/elixir-school,doomspork/elixir_school,ElixirVietnam/elixir-school,psantos10/elixir-school,huydx/elixir-school,doomspork/elixir-school,holsky/elixir-school,nscyclone/elixir-school,psantos10/elixir-school,doomspork/elixir_school,yuriibodarev/elixir-school,ElixirVietnam/elixir-school,doomspork/elixir_school,ElixirVietnam/elixir-school,erickgnavar/elixir-school,yuriibodarev/elixir-school