[JA] Translate date-time 1.1.0 (#2171)
[JA] Translate date-time 1.1.0 (#2171)

* translate ja date-time 1.1.0

* Update ja/lessons/basics/date-time.md

Co-Authored-By: Shia <560aa40894f3626ca390fdc86b663ac7538e62af@gmail.com>

Co-authored-by: Shia <560aa40894f3626ca390fdc86b663ac7538e62af@gmail.com>

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