Add inactive_msec into STA output

This allows external programs to fetch the driver inactivity value for a
specific STA ("STA <addr>" hostapd control interface command).

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

src/ap/ctrl_iface_ap.c

@@ -36,9 +36,9 @@ static int hostapd_get_sta_tx_rx(struct hostapd_data *hapd,
 		return 0;
 
 	ret = os_snprintf(buf, buflen, "rx_packets=%lu\ntx_packets=%lu\n"
-			  "rx_bytes=%llu\ntx_bytes=%llu\n",
+			  "rx_bytes=%llu\ntx_bytes=%llu\ninactive_msec=%lu\n",
 			  data.rx_packets, data.tx_packets,
-			  data.rx_bytes, data.tx_bytes);
+			  data.rx_bytes, data.tx_bytes, data.inactive_msec);
 	if (os_snprintf_error(buflen, ret))
 		return 0;
 	return ret;