[PT] Translation of Ecto/Querying (#1786)
[PT] Translation of Ecto/Querying (#1786)

* add ecto querying lesson in portuguese

* Meeting the required corrections

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