2.增加住宅绑定网关判断，没有绑定网关的住宅，ON+不再显示

wei

2021-03-23 fe2b566c8d9c097d2568ad211088fa5bc6f8c229

 HDL-ON_iOS/Scan.cs

@@ -35,7 +35,6 @@
                var bOn = false;
                mZXingOverlayView.OnCancel += () =>
                {

                    scanner?.Cancel();
                };