kconfiglib: Move to chromiumos-overlay

Moved to chromiumos-overlay.

BUG=b:238773780
TEST=sudo emerge dev-python/kconfiglib
TEST=cd platform/ec ; rm util/kconfiglib.py ; util/run_tests.sh

Cq-Depend: chromium:3806599
Change-Id: I25652d7971a0696106536e433fe004dcaf0f788a
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3760095
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Commit-Queue: Jack Rosenthal <jrosenth@chromium.org>
Commit-Queue: Jeremy Bettis <jbettis@chromium.org>
Tested-by: Jeremy Bettis <jbettis@chromium.org>
Auto-Submit: Jeremy Bettis <jbettis@chromium.org>
(cherry picked from commit bf612688c2802d0af19b17dfd860f482f694744c)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3806022
Reviewed-by: Zhuohao Lee <zhuohao@chromium.org>
Tested-by: YH Lin <yueherngl@chromium.org>
Commit-Queue: YH Lin <yueherngl@chromium.org>
5 files changed