Revert "size fitting preview tests for the media events timeline"

This reverts commit 666eee86fa0f5da845268bfebcf0173162649de8.

ElementX/Sources/Other/SwiftUI/PreviewScrollView.swift

@@ -14,7 +14,6 @@ struct PreviewScrollView<Content: View>: View {
     var content: () -> Content
     
     var body: some View {
-        #if DEBUG
         if ProcessInfo.isRunningTests {
             content()
         } else {
@@ -22,10 +21,5 @@ struct PreviewScrollView<Content: View>: View {
                 content()
             }
         }
-        #else
-        ScrollView {
-            content()
-        }
-        #endif
     }
 }

ElementX/Sources/Screens/MediaEventsTimelineScreen/View/MediaEventsTimelineScreen.swift

@@ -54,7 +54,7 @@ struct MediaEventsTimelineScreen: View {
     }
     
     private var scrollView: some View {
-        PreviewScrollView {
+        ScrollView {
             Group {
                 switch context.viewState.screenMode {
                 case .media:
@@ -269,13 +269,15 @@ struct MediaEventsTimelineScreen_Previews: PreviewProvider, TestablePreview {
     static let emptyFilesViewModel = makeViewModel(empty: true, screenMode: .files)
     
     static var previews: some View {
-        MediaEventsTimelineScreen(context: mediaViewModel.context)
-            .previewLayout(.sizeThatFits)
-            .previewDisplayName("Media")
+        ElementNavigationStack {
+            MediaEventsTimelineScreen(context: mediaViewModel.context)
+        }
+        .previewDisplayName("Media")
         
-        MediaEventsTimelineScreen(context: filesViewModel.context)
-            .previewLayout(.sizeThatFits)
-            .previewDisplayName("Files")
+        ElementNavigationStack {
+            MediaEventsTimelineScreen(context: filesViewModel.context)
+        }
+        .previewDisplayName("Files")
         
         ElementNavigationStack {
             MediaEventsTimelineScreen(context: emptyMediaViewModel.context)