smaller stylecop fixes in Wox.Core and Wox.Infra (#5671)

* Headers
unneeded usings
files need blank line at bottom
Fixed double returns
Returns after braces

* commenting out stylecop

src/modules/launcher/Wox.Infrastructure/Storage/StoragePowerToysVersionInfo.cs

@@ -1,8 +1,9 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
 using System.IO;
-using System.Windows.Markup;
 
 namespace Wox.Infrastructure.Storage
 {
@@ -11,7 +12,6 @@ namespace Wox.Infrastructure.Storage
         // This detail is accessed by the storage items and is used to decide if the cache must be deleted or not
         public bool clearCache = false;
 
-
         private String currentPowerToysVersion = String.Empty;
         private String FilePath { get; set; } = String.Empty;