feat(i18n): add Bengali, Indonesian and Dutch

Author: hatemhosny

src/livecodes/i18n/app-languages.ts

@@ -2,14 +2,17 @@ import type { AppLanguage } from '../models';
 
 export const appLanguages: { [key in Exclude<AppLanguage, 'auto'>]: string } = {
   ar: 'العربية',
+  bn: 'বাংলা',
   de: 'Deutsch',
   en: 'English',
   es: 'Español',
   fa: 'فارسی',
   fr: 'Français',
   hi: 'हिंदी',
+  id: 'Bahasa Indonesia',
   it: 'Italiano',
   ja: '日本語',
+  nl: 'Nederlands',
   pt: 'Português',
   ru: 'Ру́сский',
   tr: 'Türkçe',

src/sdk/models.ts

@@ -1786,14 +1786,17 @@ export interface BlocklyContent {
 export type AppLanguage =
   | 'auto'
   | 'ar'
+  | 'bn'
   | 'de'
   | 'en'
   | 'es'
   | 'fa'
   | 'fr'
   | 'hi'
+  | 'id'
   | 'it'
   | 'ja'
+  | 'nl'
   | 'pt'
   | 'tr'
   | 'ru'