Fix a bug in the emulation of CPUID leaf 0x4 where bhyve was claiming that
the vcpu had no caches at all. This causes problems when executing applications
in the guest compiled with the Intel compiler.

Submitted by:	Mark Hill (mark.hill@tidalscale.com)


git-svn-id: svn+ssh://svn.freebsd.org/base/head@270436 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f