coral: removing unused CONFIG_USB_PD_TCPC_BOARD_INIT
coral: removing unused CONFIG_USB_PD_TCPC_BOARD_INIT

BRANCH=none
BUG=none
TEST=none

Change-Id: Iaae5aa12b329b859d775605c4e117b17816da28b
Signed-off-by: Jett Rink <9d4aef0593e6843318d99df31597fb6153b89787@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/953064
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

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