defconfig: Force watchdog bite on panic on sdxpoorwills

Enable config option QCOM_FORCE_WDOG_BITE_ON_PANIC to trigger a watchdog
bite when there is kernel panic instead of taking regular restart path.

Change-Id: I31f2fa578eeb1cbb283e6e9490f5e34952c021ff
Signed-off-by: Jeevan Shriram <jshriram@codeaurora.org>