ath10k: Enable Subsystem Restart for ath10k WCN3990 driver

Add service registry and PD indication support
Add support for USER PD service discovery and
associated notifications.
Enable recovery when USER PD DOWN indication is
received.

Change-Id: I548cd231f3d2090c5aa0ed328fbfb909d17467e8
Signed-off-by: Govind Singh <govinds@codeaurora.org>