Wrong focus management on top toolbar

[draganescu]

Description

When using the top toolbar setting and then collapsing the top toolbar, the next block selection will be broken because focus is programatically moved to the collapse toolbar button.

Step-by-step reproduction instructions

1. Set top toolbar using the dot menu in the top right corner
2. Add 2 paragraphs of text
3. Click in the 1st paragraph
4. In the editor header click the collapse toolbar button
5. Toolbar is collapsed
6. Click the 2nd paragraph
7. Notice bug - the focus is moved to the collapse toolbar button

Screenshots, screen recording, code snippet

top-toolbar-too-aggressive-focus.mp4

Environment info

No response

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