[PT] Update pt/lessons/basics/mix.md to 1.1.0 (#2069)
[PT] Update pt/lessons/basics/mix.md to 1.1.0 (#2069)


doomspork/elixir_school,doomspork/elixir_school,nscyclone/elixir-school,nscyclone/elixir-school,doomspork/elixir-school,nscyclone/elixir-school,doomspork/elixir-school,doomspork/elixir_school,nscyclone/elixir-school,doomspork/elixir-school