Clarify crypto change in Node.js 0.9.3

Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com>

Author: MikeMcC399

doc/api/crypto.md

@@ -6004,7 +6004,7 @@ binary data. As such, many `crypto` classes have methods not
 typically found on other Node.js classes that implement the [streams][stream]
 API (e.g. `update()`, `final()`, or `digest()`). Also, many methods accepted
 and returned `'latin1'` encoded strings by default rather than `Buffer`s. This
-default was changed after Node.js 0.8 to use [`Buffer`][] objects by default
+default was changed in Node.js 0.9.3 to use [`Buffer`][] objects by default
 instead.
 
 ### Support for weak or compromised algorithms