[components][wlan]: update rt_wlan_join_scan_callback

components/drivers/wlan/wlan_mgnt.c

@@ -867,7 +867,7 @@ static void rt_wlan_join_scan_callback(int event, struct rt_wlan_buff *buff, voi
             tgt_info->rssi      = info->rssi;
             tgt_info->hidden    = info->hidden;
             /* hwaddr */
-            rt_memcmp(tgt_info->bssid,info->bssid,RT_WLAN_BSSID_MAX_LENGTH);
+            rt_memcpy(tgt_info->bssid,info->bssid,RT_WLAN_BSSID_MAX_LENGTH);
         }
     }
 }