Remove -numa from EXTRAVERSION

This snuck in through 919ee677
("[SPARC64]: Add NUMA support")
Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Makefile

 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 25
-EXTRAVERSION = -numa
+EXTRAVERSION =
 NAME = Funky Weasel is Jiggy wit it
 
 # *DOCUMENTATION*