[fix] Complete translation of Tiles and Input chapters and fixed Group chapter.

[ShiMeiWo]

• Tiles
  • Changed some words for the videogame culture in Japan.
  • lead developer -> ディレクター (director)
  • level -> ステージ (stage)
  • graph paper -> 方眼紙 (squared paper)
  • plot out -> レイアウト (layout)
  • Changed Youtube link URL to the Japanese version.
  • Translated the last paragraph as https://github.com/quinton-ashley/p5play-web/issues/22#issuecomment-2008683731
• Input
  • Fixed omissions in the English version of the md file.
  • Changed MDN link URLs to universal format.
  • Added and changed annotation to "Game Controllers" section.
  • "a, b, x, y (Each letters are the names of the buttons on the XBox controller. For other controllers, please replace the names accordingly.)"
  • "bumper" -> 「ショルダー／バンパー」 "shoulder/bumper"
  • "stick button" -> 「スティック押し込み」 "stick push-in"
• Group
  • Fixed mistaken translation. (画角 -> 中心)