usb_pd: Battery PDO protocol definition errors
usb_pd: Battery PDO protocol definition errors

PDO_BATT_OP_POWER() inadvertently adopted its calculation from OP_CURR,
resulting in different division bases: 250mW vs 10mA.

BUG=none
BRANCH=none
TEST=make buildall

Change-Id: Ia03681d72fba325899566039c275e2776b212793
Reviewed-on: https://chromium-review.googlesource.com/233064
Reviewed-by: Alec Berg <1a4429eeda29095a12e19a73405f80f5b7f37a63@chromium.org>
Commit-Queue: Bernard Shyu <dd8ff92d56dab425ac6708f2e1b46a396ca01304@bizlinktech.com>
Tested-by: Bernard Shyu <dd8ff92d56dab425ac6708f2e1b46a396ca01304@bizlinktech.com>

mtk09422/chromiumos-platform-ec,coreboot/chrome-ec,fourier49/BZ_DEV_EC,fourier49/BIZ_EC,coreboot/chrome-ec,fourier49/BZ_DEV_EC,mtk09422/chromiumos-platform-ec,md5555/ec,fourier49/BZ_DEV_EC,akappy7/ChromeOS_EC_LED_Diagnostics,eatbyte/chromium-ec,coreboot/chrome-ec,fourier49/BIZ_EC,eatbyte/chromium-ec,akappy7/ChromeOS_EC_LED_Diagnostics,akappy7/ChromeOS_EC_LED_Diagnostics,md5555/ec,mtk09422/chromiumos-platform-ec,coreboot/chrome-ec,md5555/ec,fourier49/BZ_DEV_EC,eatbyte/chromium-ec,fourier49/BIZ_EC,fourier49/BIZ_EC,akappy7/ChromeOS_EC_LED_Diagnostics,coreboot/chrome-ec,akappy7/ChromeOS_EC_LED_Diagnostics,eatbyte/chromium-ec,md5555/ec,mtk09422/chromiumos-platform-ec,coreboot/chrome-ec