feat(folio-ios): wire SanderlingIos.start() in MainViewController

examples/folio/composeApp/src/iosMain/kotlin/app/folio/MainViewController.kt

@@ -29,6 +29,11 @@ private val backGestureTarget = BackGestureTarget()
 @OptIn(ExperimentalForeignApi::class)
 fun MainViewController(): UIViewController {
     Repository.init()
+    app.folio.sanderling.SanderlingIos.start()
+    app.folio.sanderling.AuthSnapshots
+    app.folio.sanderling.AccountSnapshots
+    app.folio.sanderling.LedgerSnapshots
+    app.folio.sanderling.NavigationSnapshots
     val vc = ComposeUIViewController { App() }
     val gesture = UIScreenEdgePanGestureRecognizer(
         target = backGestureTarget,