Log Message:
py-nbformat: updated to 5.7.3

5.7.3

Maintenance and upkeep improvements

- Undeprecate validate(nb, relax_add_props=True)

5.7.2

Bugs fixed

- Only require nbformat_minor for v4

Maintenance and upkeep improvements

- Fix check release
- Add spell checker and enforce docstrings
- Fix docs build

5.7.1

Maintenance and upkeep improvements

- Expose more attributes for typing
- Fix lint
- Adopt ruff and address lint
- Use base setup dependency type
- Switch to using Jupyter Releaser
- More maintenance cleanup
- Handle warning from jupyter client
- Add dependabot
- Clean up docs and maintenance

Documentation improvements

- Fix changelog target
- Clean up docs and maintenance

5.7.0

- Always use jsonschema to handle error reporting.
- Fix deprecation warning suggestion.

5.6.1

- Fix handling of `__version__` on Python 3.7.

5.6.0

- Fix docs and type annotations for `validator.normalize`.
- Switch to hatch build backend.