kukui: Disable CONFIG_[HOST]CMD_RTC
kukui: Disable CONFIG_[HOST]CMD_RTC

We'll use RTC in PMIC, not the one in EC.

Also, in any case, kukui EC does not have external clock source
for precise RTC.

BRANCH=none
BUG=b:80159522
TEST=Boot kukui, check idlestats, see the EC goes into deep sleep.
TEST=Check power consumption drops significantly.

Change-Id: I088734688dd0190bb06c5fc7b0ec59be562f6043
Signed-off-by: Nicolas Boichat <f3daba1cdc403799935674d3cd4b0e5bd1804232@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1156115
Reviewed-by: Yilun Lin <2f2733c7206ea2b76bd2db1905cc5e8a75841c48@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec