added hungarian translation

[Agrwaltanisha]

Hello team, This is my first pull request to improvise a document. Could you please check once if any improvements or modifications are needed? Would be happy to make them. Thank you

[Leonavichus]

Hi, thanks for the translation! I would be grateful if you would also add the language in the main.dart file.

final List appLanguages = [
  {'name': 'বাংলা', 'locale': const Locale('bn', 'IN')},
  {'name': 'Čeština', 'locale': const Locale('cs', 'CZ')},
  {'name': 'Deutsch', 'locale': const Locale('de', 'DE')},
  {'name': 'English', 'locale': const Locale('en', 'US')},
  {'name': 'Español', 'locale': const Locale('es', 'ES')},
  {'name': 'Français', 'locale': const Locale('fr', 'FR')},
  {'name': 'Gaeilge', 'locale': const Locale('ga', 'IE')},
  {'name': 'हिन्दी', 'locale': const Locale('hi', 'IN')},
  {'name': 'Italiano', 'locale': const Locale('it', 'IT')},
  {'name': 'ქართული', 'locale': const Locale('ka', 'GE')},
  {'name': 'Nederlands', 'locale': const Locale('nl', 'NL')},
  {'name': 'Polski', 'locale': const Locale('pl', 'PL')},
  {'name': 'Português (Brasil)', 'locale': const Locale('pt', 'BR')},
  {'name': 'Română', 'locale': const Locale('ro', 'RO')},
  {'name': 'Русский', 'locale': const Locale('ru', 'RU')},
  {'name': 'Slovenčina', 'locale': const Locale('sk', 'SK')},
  {'name': 'Türkçe', 'locale': const Locale('tr', 'TR')},
  {'name': 'اردو', 'locale': const Locale('ur', 'PK')},
  {'name': '中文', 'locale': const Locale('zh', 'CN')},
];