qcacmn: Add WDI event for tx completion for packet capture mode

Add WDI event and call wdi event handler for tx completion for
packet capture mode.

Change-Id: I99225dda53effc6ab5a80a32aa8aa082543855b2
CRs-Fixed: 2844724

dp/inc/cdp_txrx_stats_struct.h

@@ -363,6 +363,7 @@ enum WDI_EVENT {
 	WDI_EVENT_RX_MPDU,
 	WDI_EVENT_HMWDS_AST_ADD_STATUS,
 	WDI_EVENT_PEER_QOS_STATS,
+	WDI_EVENT_PKT_CAPTURE_TX_DATA,
 	/* End of new event items */
 	WDI_EVENT_LAST
 };