Fixes [BS-3374](https://linear.app/affine-design/issue/BS-3374/)
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Improved control over when the peek view is shown in "edgeless" editor mode, ensuring it only activates when interacting directly with the relevant component.
- **Bug Fixes**
- Prevented unintended peek view activation in "edgeless" mode when clicking outside the associated component.
- **Tests**
- Added end-to-end test verifying the peek view does not open when content is covered by a canvas element.
- **Chores**
- Added utility function to streamline creating synced pages in edgeless mode during tests.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
6959a2dab3