qcacmn: Add cdp function to get rate/link stats

Add cdp function to get the peer extended rate and link stats.
This change is to support user level command to flush mld/link
peer extended link and rate stats.

cfg80211tool wifiX get_peer_extd_rate_link_stats <mac_addr>

Change-Id: I20cd2b38b242008b95aedc5f9914088a149093dd
CRs-Fixed: 3278042

dp/inc/cdp_txrx_ops.h

@@ -1204,6 +1204,9 @@ struct cdp_host_stats_ops {
 				uint8_t *addr,
 				struct cdp_peer_telemetry_stats *stats);
 #endif
+	QDF_STATUS
+		(*txrx_get_peer_extd_rate_link_stats)
+				(struct cdp_soc_t *soc, uint8_t *mac_addr);
 };
 
 struct cdp_wds_ops {