zephyr: test: Check isl923x status is CHARGER_LEVEL_2
zephyr: test: Check isl923x status is CHARGER_LEVEL_2

BRANCH=none
BUG=b:201602829
TEST=zmake configure --test zephyr/test/drivers

Signed-off-by: Yuval Peress <50dc11c009bd4d7e9d9d15a383c1743ce5ee82ef@google.com>
Change-Id: Ibeea2d69606a6a28b10bfca73c49bc187c809f79
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3198685
Reviewed-by: Jeremy Bettis <4df7b5147fee087dca33c181f288ee7dbf56e022@chromium.org>

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