[coreboot] Patch merged into coreboot/master: 9c29cfa Fix microcode selection code

the following patch was just integrated into master:
commit 9c29cfae8cc6214478a0a555e6901779eb19ef54
Author: Stefan Reinauer 
Date:   Wed Feb 27 20:24:11 2013 +0100

Fix microcode selection code

The ARM CPUs we know of don't have CPU microcode updates,
    so don't show the selection in Kconfig.

Also simplify (and fix) the microcode selection in the Makefile
    that would try to include microcode even though none is available.

Change-Id: I502d9b48d4449c1a759b5e90478ad37eef866406
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: http://review.coreboot.org/2540
    Reviewed-by: Ronald G. Minnich 
    Tested-by: build bot (Jenkins)

Build-Tested: build bot (Jenkins) at Wed Feb 27 20:53:12 2013, giving +1
See http://review.coreboot.org/2540 for details.

-gerrit