arm64: defconfig: Enable misc config for debugging for Holi

CONFIG_PM_DEBUG=y
CONFIG_DEBUG_RWSEMS=y
CONFIG_WQ_WATCHDOG=y
CONFIG_LOCK_STAT=y
Enable above for debug builds on Holi, to help debugging issues
related to lock(mutex,rwsem), workqueue lockup etc.

Change-Id: Id0a57ba8d9c64d01efa9c7192a2f7a73fdc8659b
Signed-off-by: Ashish Bhimanpalliwar <abhiman@codeaurora.org>