service: ns: Map ZH_TW and ZH_CN to Traditional/Simplified Chinese

src/core/hle/service/ns/language.cpp

@@ -344,8 +344,10 @@ std::optional<ApplicationLanguage> ConvertToApplicationLanguage(
         return ApplicationLanguage::Russian;
     case Set::LanguageCode::KO:
         return ApplicationLanguage::Korean;
+    case Set::LanguageCode::ZH_TW:
     case Set::LanguageCode::ZH_HANT:
         return ApplicationLanguage::TraditionalChinese;
+    case Set::LanguageCode::ZH_CN:
     case Set::LanguageCode::ZH_HANS:
         return ApplicationLanguage::SimplifiedChinese;
     default: