Patch.Mock.Server delegate/3 simplified

server.ex

def delegate(module, name, arguments) do
  server = Naming.server(module)
  
  case GenServer.call(server, {:delegate, name, arguments}) do
    {:ok, reply} ->
      reply
      
    :error ->
      original = Naming.original(module)
      apply(original, name, arguments)
  end
end