Fix Home sidebar item getting deselected immediately on load

Tusker/Screens/Main/MainSidebarViewController.swift

@@ -168,7 +168,13 @@ class MainSidebarViewController: UIViewController {
                 .profileDirectory,
             ], toSection: .discover)
         }
+        let prevSelected = collectionView.indexPathsForSelectedItems
+        
         dataSource.apply(snapshot, animatingDifferences: false)
+        
+        if let prevSelected = prevSelected?.first {
+            collectionView.selectItem(at: prevSelected, animated: false, scrollPosition: .top)
+        }
     }
     
     private func reloadLists() {