Remove MonacoEditPage Unloaded event

Maple.App/MonacoEditPage.xaml

@@ -8,7 +8,6 @@
     xmlns:muxc="using:Microsoft.UI.Xaml.Controls"
     mc:Ignorable="d"
     Loaded="Page_Loaded"
-    Unloaded="Page_Unloaded"
     NavigationCacheMode="Required">
 
     <Grid>