Closes: BS-2290
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
## Summary by CodeRabbit
- **Bug Fixes**
- Improved focus behavior when switching between tabs to prevent unwanted automatic focusing of the content-editable area.
- Enhanced selection clearing to avoid unnecessary blurring when the main editable element is already focused.
- Refined focus checks in tests to specifically target contenteditable elements, ensuring more accurate validation of focus behavior.
- Adjusted test assertions for block selection to be less strict and removed redundant blur operations for smoother test execution.
- Updated toolbar dropdown closing method to use keyboard interaction for better reliability.
- **New Features**
- Added a recoverable property to selection types, improving selection state management and recovery.
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