qcacld-3.0: Reduce log level in uevent callback

Uevent callback from the platform driver could be called
in the interrupt context. Logging in the interrupt context
could result in thread taking more time resulting in
other system issues. Hence reduce the loglevel so that log
would be sent to the logging thread instead of console.

Change-Id: Ia07325d5bc00603c5b6cf1e0f98256997526edec
CRs-Fixed: 2756175

core/hdd/src/wlan_hdd_driver_ops.c

@@ -1856,7 +1856,7 @@ wlan_hdd_pld_uevent(struct device *dev, struct pld_uevent_data *event_data)
 
 	switch (event_data->uevent) {
 	case PLD_FW_DOWN:
-		hdd_info("Received firmware down indication");
+		hdd_debug("Received firmware down indication");
 
 		cds_set_target_ready(false);
 		cds_set_recovery_in_progress(true);