Apply advanced settings prompt: offer "no" without clear options

By request.
When prompted if previous settings should be applied, offer a
"no" button that only applies this time, and does not clear
settings.

src/main.qml

@@ -922,6 +922,9 @@ ApplicationWindow {
             confirmwritepopup.askForConfirmation()
         }
         onNo: {
+            confirmwritepopup.askForConfirmation()
+        }
+        onNoClearSettings: {
             imageWriter.clearSavedCustomizationSettings()
             confirmwritepopup.askForConfirmation()
         }