[rfa/testsuite/objc] nondebug.exp: add a kfail and clean-up

[Michael Elizabeth Chastain]

Committed.

Michael C

> 2003-11-28  Michael Chastain  <mec.gnu@mindspring.com>
> 
> 	* gdb.objc/nondebug.exp: Match and KFAIL the output that comes
> 	from current versions of gdb.  Clean up regular expressions.
> 	Delete redundant timeout case.