feat: 获取语言接口只返回简体中文和英文

Author: WangJunZzz

aspnet-core/modules/LanguageManagement/src/Lion.AbpPro.LanguageManagement.Application/Languages/LanguageAppService.cs

@@ -22,7 +22,8 @@ public virtual async Task<List<PageLanguageOutput>> AllListAsync()
     {
         var languages = await _languageManager.ListAsync();
         var list = ObjectMapper.Map<List<Language>, List<PageLanguageOutput>>(languages);
-        return list;
+        // 前端只支持这2种语言，其他语言不显示
+        return list.Where(e => e.CultureName == "zh-Hans" || e.CultureName == "en").ToList();
     }