chore(Bench): remove SimpleJob attribute (#7218)

* chore: 更改 header

* refactor: 移除 Job 标签

Author: ArgoZhang

tools/Benchmarks/Benmarks.cs

@@ -1,17 +1,15 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the Apache 2.0 License
 // See the LICENSE file in the project root for more information.
 // Maintainer: Argo Zhang([email protected]) Website: https://www.blazor.zone
 
 using BenchmarkDotNet.Attributes;
-using BenchmarkDotNet.Jobs;
 using System.Linq.Expressions;
 using System.Reflection;
 using System.Runtime.CompilerServices;
 
 namespace UnitTest.Benchmarks;
 
-[SimpleJob(RuntimeMoniker.Net90)]
 public class Benchmarks
 {
     static readonly Foo _instance = new();