消除警告

Admin.NET/Admin.NET.Core/Service/Cache/SysCacheService.cs

@@ -403,7 +403,7 @@ public class SysCacheService : IDynamicApiController, ISingleton
         return keys.Select(k => _cacheProvider.Cache.Get<T>(k)).ToList();
     }
 
-    // <summary>
+    /// <summary>
     /// 批量获取哈希缓存字段值（哈希结构）🔖
     /// </summary>
     /// <typeparam name="T">值类型</typeparam>
@@ -637,6 +637,7 @@ public class SysCacheService : IDynamicApiController, ISingleton
         {
             _cacheProvider.Cache.SetExpire(key, expiry.Value);
         }
+        await Task.CompletedTask;
         return true;
     }