Description

The Publish and Cancel buttons are not visible on mobile.

How it is	How it should be

Step-by-step reproduction instructions

1. Switch to mobile view.
2. Start creating a new post.
3. Add some content and click the Publish button.
4. The Publish and Cancel buttons should be visible.

Screenshots, screen recording, code snippet

No response

Environment info

Gutenberg v18.6.0

Please confirm that you have searched existing issues in the repo.

Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

Yes