fix: AI menu not updating position on new line

[matthewlipski]

Summary

There was a regression introduced in #2143 which made the AI menu no longer update its position when it creates a new line.

Rationale

See above.

Changes

• Made AIMenuController FloatingUI options call autoUpdate on each animation frame.

Impact

N/A

Testing

Added test case to Notion UI testing doc.

Screenshots/Video

N/A

Checklist

• Code follows the project's coding standards.
• Unit tests covering the new feature have been added.
• All existing tests pass.
• The documentation has been updated to reflect the new feature

Additional Notes

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Project	Deployment	Preview	Updated (UTC)
blocknote	Ready	Preview	Dec 4, 2025 5:27pm
blocknote-website	Ready	Preview	Dec 4, 2025 5:27pm

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commit: 5893e17

[YousefED]

Approved assuming that this was there before as well, correct?

(a nicer solution might be to update it on editor change, but I think this is also ok)