qcacmn: Add FTM build flags

Add FTM flags to enable/disable FTM and enable NL80211 only, enable TX99
only or both.

Change-Id: I18bbbadd65d23221dc4d739e05235f4d81c12043
CRs-Fixed: 2240572

target_if/core/src/target_if_main.c

@@ -369,12 +369,18 @@ target_if_cp_stats_tx_ops_register(struct wlan_lmac_if_tx_ops *tx_ops)
 	return target_if_cp_stats_register_tx_ops(tx_ops);
 }
 
+#ifdef QCA_WIFI_FTM
 static
 void target_if_ftm_tx_ops_register(struct wlan_lmac_if_tx_ops *tx_ops)
 {
 	target_if_ftm_register_tx_ops(tx_ops);
 }
-
+#else
+static
+void target_if_ftm_tx_ops_register(struct wlan_lmac_if_tx_ops *tx_ops)
+{
+}
+#endif
 static
 QDF_STATUS target_if_register_umac_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops)
 {