Fix test

Author: EmilianoSanchez

lib/split/rpc/message.ex

@@ -37,7 +37,7 @@ defmodule Split.RPC.Message do
   ## Examples
 
       iex> Message.register()
-      %Message{v: 1, o: 0, a: ["123", "Splitd_Elixir-1.0.0", 1]}
+      %Message{v: 1, o: 0, a: ["123", "Splitd_Elixir-1.0.1", 1]}
   """
   @spec register() :: t()
   def register, do: %__MODULE__{o: @register_opcode, a: ["123", @client_id, 1]}