Set sourceView

Otherwise iPad would crash, this is awful :( why would Apple do that?

Trust/Accounts/Coordinators/AccountsCoordinator.swift

@@ -58,6 +58,7 @@ class AccountsCoordinator: Coordinator {
 
     func showInfoSheet(for account: Account) {
         let controller = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
+        controller.popoverPresentationController?.sourceView = navigationController.view
         let actionTitle = NSLocalizedString("wallets.backup.backup-action.title", value: "Backup Keystore", comment: "The title of the backup button in the wallet's action sheet")
         let action = UIAlertAction(title: actionTitle, style: .default) { _ in
             let coordinator = BackupCoordinator(

Trust/Core/Coordinators/CheckDeviceCoordinator.swift

@@ -20,7 +20,7 @@ class CheckDeviceCoordinator: Coordinator {
             ),
             preferredStyle: UIAlertControllerStyle.alert
         )
-
+        controller.popoverPresentationController?.sourceView = navigationController.view
         controller.addAction(UIAlertAction(title: NSLocalizedString("jailbreak.submit", value: "Got it", comment: ""), style: .default))
 
         return controller