I am able to navigate the folder structure before the password dialog appears

### Summary

If I tap on an encrypted folder before the unlock dialog appears, I am able to navigate it and also see some cached content.

### Please agree to the following

- [x] I have searched [existing issues](https://github.com/cryptomator/ios/issues?q=) for duplicates
- [x] I agree to follow this project's [Code of Conduct](https://github.com/cryptomator/ios/blob/develop/.github/CODE_OF_CONDUCT.md)

### System Setup

- iOS: 26.1
- Cryptomator: 2.7.3
- iPad Pro

### Cloud Type

iCloud Drive

### Steps to Reproduce

1. Tap on the "Folder" icon
2. Tap on the Cryptomator Location
3. Quickly tap on an encrypted (cached?) folder before the unlock dialog shows up

### Expected Behavior

No content should be rendered. The Unlock Dialog is the only available option.

### Actual Behavior

It's possible to tap deeper into the folder structure. The cached content of the encrypted folder is rendered.

### Reproducibility

Always

### Relevant Log Output

```shell

```

### Anything else?

_No response_