remove System.Management Dependency

src/Shared/HandyControlDemo_Shared/Tools/Helper/CommonHelper.cs

@@ -1,25 +0,0 @@
-using System.Linq;
-using System.Management;
-using HandyControl.Data;
-
-namespace HandyControlDemo.Tools
-{
-    public class CommonHelper
-    {
-        public static SystemVersionInfo GetSystemVersionInfo()
-        {
-            var managementClass = new ManagementClass("Win32_OperatingSystem");
-            var instances = managementClass.GetInstances();
-            foreach (var instance in instances)
-            {
-                if (instance["Version"] is string version)
-                {
-                    var nums = version.Split('.').Select(int.Parse).ToList();
-                    var info = new SystemVersionInfo(nums[0], nums[1], nums[2]);
-                    return info;
-                }
-            }
-            return default;
-        }
-    }
-}