manual uprev for kernel ebuilds

We want our depmod output again, so force rebuilding the kernels from scratch.

BUG=chromium:701693
TEST=kernel builds

Change-Id: I4fd0ed826c544362833751d88fbd26d2a246c98e
Reviewed-on: https://chromium-review.googlesource.com/455349
Reviewed-by: Stephen Barber <smbarber@chromium.org>
Commit-Queue: Stephen Barber <smbarber@chromium.org>
Tested-by: Stephen Barber <smbarber@chromium.org>
5 files changed