vboot_reference: update to newer libbase ver

Most packages have upgraded by now.  Do vboot_reference too.

BUG=None
TEST=`emerge-x86-alex vboot_reference` works

Change-Id: Ica1996ba3c242dca2d4e7edf643a79a41c603f0c
Reviewed-on: https://gerrit.chromium.org/gerrit/22529
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Ready: Mike Frysinger <vapier@chromium.org>
1 file changed