Added Turkish language on BuiltinLanguages.native.js (#5965)

* Added Turkish lang

Added Turkish lang

* Update BuiltinLanguages.native.js

* Update BuiltinLanguages.native.js

react/features/base/i18n/BuiltinLanguages.native.js

@@ -157,6 +157,12 @@ const _LANGUAGES = {
         main: require('../../../../lang/main-sv')
     },
 
+    // Turkish
+    'tr': {
+        languages: require('../../../../lang/languages-tr'),
+        main: require('../../../../lang/main-tr')
+    },
+
     // Vietnamese
     'vi': {
         languages: require('../../../../lang/languages-vi'),