cpuid: fix '0 cores per package'
cpuid: fix '0 cores per package'

And hypothetically '0 logical per package'.

Signed-off-by: Steven Noonan <4068f0880b399410602d694b3cc711c8a8f4727e@uplinklabs.net>

tycho/crisscross,prophile/crisscross,prophile/crisscross,prophile/crisscross,tycho/crisscross,tycho/crisscross