Puff: Clear the PD saved state if TCPC is reset
Puff: Clear the PD saved state if TCPC is reset

After a reset of the TCPC, clear the saved PD state
from BBRAM.

BUG=b:155145509
TEST=Build and boot puff.
BRANCH=none

Change-Id: I4e7af5ecb9b12d9b1fd93a7a2c72be91789f0c85
Signed-off-by: Andrew McRae <44ad1424cfc8411c96d9181798ca41ae55709dfb@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2206524
Tested-by: Andrew McRae <44ad1424cfc8411c96d9181798ca41ae55709dfb@chromium.org>
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Commit-Queue: Andrew McRae <44ad1424cfc8411c96d9181798ca41ae55709dfb@chromium.org>

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