Fix the source vmlinuz path during non-active partition kernel upgrade.

BUG=1075824
TEST=Deploy kernel to a device booted from a usb stick.

Change-Id: I4876e67ff2ea482d4d3fed0511d56397830905c7
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2163089
Tested-by: Daniil Lunev <dlunev@chromium.org>
Commit-Queue: Daniil Lunev <dlunev@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
1 file changed