Correct a typo (extra digit) in the mask8B array. Thanks for derf for the fix. Bug 457.
Correct a typo (extra digit) in the mask8B array. Thanks for derf for
the fix. Bug 457.

svn path=/trunk/ogg/; revision=5378

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