qcacmn: Add disconnect wake lock reason code

Add disconnect wake lock reason code to add a wake lock
for WiFi disconnection.

Change-Id: I2ac33239c9df76d7c92429b9ada0380ad79fc72c
CRs-Fixed: 3045132

utils/host_diag_log/inc/host_diag_core_event.h

@@ -939,6 +939,7 @@ enum wifi_connectivity_events {
  * @WIFI_POWER_EVENT_WAKELOCK_MISC: Miscellaneous wakelocks
  * @WIFI_POWER_EVENT_WAKELOCK_DHCP: DHCP negotiation under way
  * @WIFI_POWER_EVENT_WAKELOCK_CONNECT: connection in progress
+ * @WIFI_POWER_EVENT_WAKELOCK_DISCONNECT: disconnection in progress
  * @WIFI_POWER_EVENT_WAKELOCK_IFACE_CHANGE_TIMER: iface change timer running
  * @WIFI_POWER_EVENT_WAKELOCK_MONITOR_MODE: Montitor mode wakelock
  * @WIFI_POWER_EVENT_WAKELOCK_DRIVER_IDLE_RESTART: Wakelock for Idle Restart
@@ -971,6 +972,7 @@ enum wake_lock_reason {
 	WIFI_POWER_EVENT_WAKELOCK_MISC,
 	WIFI_POWER_EVENT_WAKELOCK_DHCP,
 	WIFI_POWER_EVENT_WAKELOCK_CONNECT,
+	WIFI_POWER_EVENT_WAKELOCK_DISCONNECT,
 	WIFI_POWER_EVENT_WAKELOCK_IFACE_CHANGE_TIMER,
 	WIFI_POWER_EVENT_WAKELOCK_MONITOR_MODE,
 	WIFI_POWER_EVENT_WAKELOCK_DRIVER_IDLE_RESTART,