Fix ep preview closing menus

[probably-neb]

Self-Review Checklist:

• I've reviewed my own diff for quality, security, and reliability
• Unsafe blocks (if any) have justifying comments
• The content is consistent with the UI/UX checklist
• Tests cover the new/changed behavior
• Performance impact has been considered and is acceptable

Closes #52559

Release Notes:

• Fixed an issue where holding the modifiers used in editor::AcceptEditPrediction would cause the code action menu to dissapear