Waldiez-jupyter

- Updated waldiez/react to v0.15
- Updated waldiez to v0.1.11
- Added travel planning and guardrails examples
- Updated js dependencies
- Updated py dependencies

- Updated waldiez/react to v0.1.12

- Updated waldiez to v0.1.10

- Updated waldiez to v0.1.9

- Updated waldiez/react to v0.1.11
- Updated waldiez to v0.1.8
- Other py and js dependencies updated

- Updated waldiez/react to v0.1.10
- Dependency updates
- Minor bug fixes