zephyr: Volteer: Enable some battery configs
zephyr: Volteer: Enable some battery configs

There are 3 battery configs present for Volteer board in ECOS based
firmware:
-CONFIG_PLATFORM_EC_BATTERY_CUT_OFF
-CONFIG_PLATFORM_EC_BATTERY_HW_PRESENT_CUSTOM
-CONFIG_PLATFORM_EC_BATTERY_REVIVE_DISCONNECT
so enable them also on Zephyr.

BUG=b:175248556
BRANCH=none
TEST=Build Volteer with the configs enabled

Signed-off-by: Dawid Niedzwiecki <73bc8c219b84b29e82d4338ec2e55b540c845bc6@semihalf.com>
Change-Id: I0022881c61eb3c9c3550f3a9a7e05f9077b55a2e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2648681
Commit-Queue: Simon Glass <c00b0378376498bd9cd974c388df8854c0131d27@chromium.org>
Reviewed-by: Simon Glass <c00b0378376498bd9cd974c388df8854c0131d27@chromium.org>
Reviewed-by: Keith Short <f6d578f97033c25f1206cb57d52f358974c82954@chromium.org>

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