更新环境功能UI

wei

2021-03-22 dea10bee3b12994e153ae4b08e07d7314608684e

 HDL-ON_iOS/Scan.cs

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

                    scanner?.Cancel();
                };