Correct another documentation typo.
Correct another documentation typo.

svn path=/trunk/ogg/; revision=9284

eidy/libogg,eidy/libogg,youfearm3/ogg,nicolaichuk/ogg,ksophocleous/ogg,ksophocleous/ogg,felipebetancur/ogg,felipebetancur/ogg,nicolaichuk/ogg,xiph/ogg,emscripten-ports/Ogg,youfearm3/ogg,brion/ogg,brion/ogg,emscripten-ports/Ogg,mwgoldsmith/ogg,ShiftMediaProject/ogg,mwgoldsmith/ogg,xiph/ogg,ShiftMediaProject/ogg