Timeline: remove duplicated code

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelineView.kt

@@ -101,13 +101,6 @@ fun TimelineView(
         // TODO implement this logic once we have support to 'jump to event X' in sliding sync
     }
 
-    // Send an event to the presenter when the scrolling is finished, with the first visible index at the bottom.
-    val firstVisibleIndex by remember { derivedStateOf { lazyListState.firstVisibleItemIndex } }
-    val isScrollFinished by remember { derivedStateOf { !lazyListState.isScrollInProgress } }
-    LaunchedEffect(firstVisibleIndex, isScrollFinished) {
-        if (!isScrollFinished) return@LaunchedEffect
-        state.eventSink(TimelineEvents.OnScrollFinished(firstVisibleIndex))
-    }
 
     Box(modifier = modifier) {
         LazyColumn(