[OpenAFS-port-darwin] different 10.3 module to play with

[Derrick J Brashear]

Here's one with a better chance of working. Same place, same instructions, 
but there's probably no point in sending me crash logs yet.

> /afs/andrew.cmu.edu/usr/shadow/darwin-libafs.o
>
> install 1.3.80 and replace /var/db/openafs/etc/afs.kext/Contents/MacOS/afs 
> with /afs/andrew.cmu.edu/usr/shadow/darwin-libafs.o, chown root:wheel, and 
> chmod 644.