syv682x: update OVP warning
syv682x: update OVP warning

The VBAT OVP function is actually protecting the CC lines (if not VCONN
SRC), and VBAT (if VCONN SRC).

BUG=none
TEST=none
BRANCH=none

Change-Id: I2eda0d2777d7e0facaf7340afe8e500454fc7169
Signed-off-by: Eric Yilun Lin <2f2733c7206ea2b76bd2db1905cc5e8a75841c48@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2573664
Reviewed-by: Ayo Wu <b10f6385124610e90dc8d1e0bec4988d7b599771@google.com>
Reviewed-by: Ting Shen <c671d3efec3d7e7e285f3788bf0d1ba4c8605b78@chromium.org>
Commit-Queue: Ting Shen <c671d3efec3d7e7e285f3788bf0d1ba4c8605b78@chromium.org>

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