Orangefs: don't change EXTRAVERSION

Stephen Rothwell taught me how to use CONFIG_LOCALVERSION_AUTO so now
I can quit putting random things in EXTRAVERSION for my own use and
then forgetting to take them out...
Signed-off-by: Mike Marshall <hubcap@omnibond.com>

Makefile

 VERSION = 4
 PATCHLEVEL = 4
 SUBLEVEL = 0
-EXTRAVERSION = -rc1-o
+EXTRAVERSION = -rc1
 NAME = Blurry Fish Butt
 
 # *DOCUMENTATION*