Automated dotnet-format update

src/Shared/HandyControlDemo_Shared/Tools/Helper/Win32Helper.cs

@@ -10,4 +10,4 @@ internal class Win32Helper
 
     [DllImport("winmm.dll", EntryPoint = "mciSendString", CharSet = CharSet.Auto)]
     public static extern int MciSendString(string lpstrCommand, string lpstrReturnString, int uReturnLength, int hwndCallback);
-}
+}