Prevent the navigation bar from overlapping the follow friends view s…

…etting it up in the viewDidAppear instead of the viewWillAppear

Kickstarter-iOS/Features/FindFriends/Controller/FindFriendsViewController.swift

@@ -33,9 +33,9 @@ internal final class FindFriendsViewController: UITableViewController {
     self.viewModel.inputs.viewDidLoad()
   }
 
-  override func viewWillAppear(_ animated: Bool) {
-    super.viewWillAppear(animated)
-
+  override func viewDidAppear(_ animated: Bool) {
+    super.viewDidAppear(animated)
+    
     self.navigationController?.setNavigationBarHidden(false, animated: animated)
   }