chore: Remove unused dependency

Author: OleRoss

playground/ExecutableProject/Program.cs

@@ -1,7 +1,6 @@
 // See https://aka.ms/new-console-template for more information
 
 using System.Buffers.Binary;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using Darp.BinaryObjects;
 using Testi.Asd;