kappa: Fix LGC MPPHPPFO021C battery C/DFET reading method
kappa: Fix LGC MPPHPPFO021C battery C/DFET reading method

LGC MPPHPPFO021C chagne BMU from TI bq40z551 to Renesas RAJ240045,
This patch is the correct method to read C/D FET status.

BUG=b:216430224
BRANCH=firmware-kukui-12573.B
TEST=On Kappa, LGC battery can be recognized.

Signed-off-by: Devin Lu <052fe648504800b810f29702ef4f3db83fad68bf@quantatw.com>
Change-Id: Iac204d59554bdc0532d39504b11b1e201bea0390
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3551998
Reviewed-by: Ting Shen <c671d3efec3d7e7e285f3788bf0d1ba4c8605b78@chromium.org>

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