Minor IO.ANSI documentation fix

Author: yrashk

lib/elixir/lib/io/ansi.ex

@@ -150,7 +150,7 @@ defmodule IO.ANSI do
 
   ## Example
 
-    IO.puts IO.ANSI.escape "Hello %{red,bright,green}yes" #=>
+    IO.ANSI.escape "Hello %{red,bright,green}yes" #=>
     "Hello \e[31m\e[1m\e[32myes\e[0m"
   """
   @spec escape(String.t, emit :: boolean) :: String.t
@@ -171,7 +171,7 @@ defmodule IO.ANSI do
 
   ## Example
 
-    IO.puts IO.ANSI.escape "Hello %{red,bright,green}yes%{reset}" #=>
+    IO.ANSI.escape "Hello %{red,bright,green}yes%{reset}" #=>
     "Hello \e[31m\e[1m\e[32myes\e[0m"
 
   """