metrics: add per-version daily stats reporting

Adds a few kernel crash stats which are reported daily but
are accumulated from beginning to end of a Chrome OS version.

BUG=chromium:339588
TEST=ran and checked histograms on device
BRANCH=none

Change-Id: I630c673156c28dc90ffe0c9c2df58caaada082dc
Reviewed-on: https://chromium-review.googlesource.com/190404


Reviewed-by: Luigi Semenzato <semenzato@chromium.org>
Commit-Queue: Luigi Semenzato <semenzato@chromium.org>
Tested-by: Luigi Semenzato <semenzato@chromium.org>