TCPMv2: Hard Reset to only disable ADD if Vbus drops
TCPMv2: Hard Reset to only disable ADD if Vbus drops

If the sourcing partner does not leave Safe5V on
Hard Reset then AutoDischargeDisconnect should not
be disabled.

BUG=b:170325888
BRANCH=zork
TEST=SuzyQ should work

Signed-off-by: Denis Brockus <6b21e8190fb5e373363fb95271367073a16474ef@google.com>
Change-Id: Ie191b0529b1f33bdaca09643b5a44af034935539
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2509977
Tested-by: Denis Brockus <6b21e8190fb5e373363fb95271367073a16474ef@chromium.org>
Reviewed-by: Edward Hill <db1406b34e091703092b6b136bdfeb2c8125fc0e@chromium.org>
Commit-Queue: Edward Hill <db1406b34e091703092b6b136bdfeb2c8125fc0e@chromium.org>
Auto-Submit: Denis Brockus <6b21e8190fb5e373363fb95271367073a16474ef@chromium.org>

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