Update CHANGELOG.md

feat: Update package.json to 1.2.0

feat: Update package.json to 1.1.5

feat: Update package.json to 1.1.4

Update release.yaml

Fixed 'FilePathAttribute' is inaccessible due to its protection level

# Fixed
- Fixed 'FilePathAttribute' is inaccessible due to its protection level, which was occurring in Unity 2019.

Update ProjectSettings.asset

Added the example scenes

### Added
- Added the example scenes.

### Changed
- When the `CullingGroupProxy` is selected in hierarchy during playmode, the `TargetCamera` frustum gizmo and the culling target handle's are now also displayed.
- `CullingTargetRenderers` now perform a null check on `Rendrerers`.

Update Documentation

- Removed the constructor of CullingGroupKeyDefinition.
- Renamed from CameraSourceMode to CameraReferenceMode.
- Updated some documents.

Added the VisionSettingsInitializer