linkdevicedialog: fix what seems to have been a copy-paste error

The "success" property of the wrong component was being set in the
"on-link-device" signal handler. This commit fixes that.

Gitlab: #1788
Change-Id: I99c9abbfa31ea9ea6e7828dbbed0a21081f8be19

src/app/settingsview/components/LinkDeviceDialog.qml

@@ -53,7 +53,7 @@ BaseModalDialog {
                 pinRectangle.visible = true
                 exportedPIN.text = pin;
             } else {
-                pinRectangle.success = false;
+                infoLabel.success = false;
                 infoLabel.visible = true;
                 switch (status) {
                 case NameDirectory.ExportOnRingStatus.WRONG_PASSWORD: