Merge branch 'main' of https://github.com/cake-tech/cake_wallet into CW-225-pin-timeout

lib/src/screens/dashboard/dashboard_page.dart

@@ -315,6 +315,8 @@ class DashboardPage extends BasePage {
   }
 
   Future<void> _onClickExchangeButton(BuildContext context) async {
-    await Navigator.of(context).pushNamed(Routes.exchange);
+    if (walletViewModel.isEnabledExchangeAction) {
+      await Navigator.of(context).pushNamed(Routes.exchange);
+    }
   }
 }

lib/src/screens/receive/widgets/qr_painter.dart

@@ -9,7 +9,6 @@ class QrPainter extends CustomPainter {
     this.errorCorrectionLevel,
   ) : this._qr = QrCode(version, errorCorrectionLevel)..addData(data) {
     _p.color = this.color;
-    _qr.addData(data);
     _qrImage = QrImage(_qr);
   }