zephyr: volteer: disable battery cut-off
zephyr: volteer: disable battery cut-off

Seems to be causing issues right now. Cut-off will happen at 99%
battery and on AC.

We can re-enable once it's known to not be problematic.

BUG=b:179393708
BRANCH=none
TEST=Battery does not cut-off immediately during EC boot

Signed-off-by: Jack Rosenthal <d3f605bef1867f59845d4ce6e4f83b8dc9e4e0ae@chromium.org>
Change-Id: I0688c1ad18f5ed0295106dde2abef57bd4d39f19
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2676019
Reviewed-by: Simon Glass <c00b0378376498bd9cd974c388df8854c0131d27@chromium.org>

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