Update cros_boot_mode to build against libchrome-180609

Literally just a version number change in the makefile.

CQ-DEPEND=I7213d5e52069b6bdf55b96ceda7321e693c6f962

BUG=chromium-os:38935
TEST=emerge-x86-mario cros_boot_mode

Change-Id: I6ec4acfa6ffec194abe0d65c558248e414e47ffc
Reviewed-on: https://gerrit.chromium.org/gerrit/43349
Commit-Queue: Chris Masone <cmasone@chromium.org>
Tested-by: Chris Masone <cmasone@chromium.org>
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
1 file changed