No need to comment this out since linkedom supports it now

See https://github.com/vector-im/hydrogen-web/pull/653#discussion_r805103800

We can allow this to run now since I added support for `setProperty` in `linkedom` ⏩ https://github.com/WebReflection/linkedom/pull/114

src/platform/web/ui/session/room/TimelineView.ts

@@ -59,7 +59,7 @@ export class TimelineView extends TemplateView<TimelineViewModel> {
         // assume this view will be mounted in the parent DOM straight away
         requestAnimationFrame(() => {
             // do initial scroll positioning
-            //this.restoreScrollPosition();
+            this.restoreScrollPosition();
         });
         this.tilesView = new TilesListView(vm.tiles, () => this.restoreScrollPosition());
         const root = t.div({className: "Timeline"}, [