Confirmation dialog isn't shown when connecting panic button app
Steps to reproduce:
- Uninstall and reinstall Briar and Ripple so they're definitely not connected
- Start Briar, create an account, go to "Settings > Panic button setup > Panic Button App"
- Choose Ripple as the panic button app
- Expected: A dialog is shown to confirm that Ripple is allowed to trigger destructive actions
- Action: No dialog is shown, Ripple can trigger destructive actions