ci(py-deps): Bump notebook from 7.4.1 to 7.4.2

Bumps [notebook](https://github.com/jupyter/notebook) from 7.4.1 to 7.4.2.
- [Release notes](https://github.com/jupyter/notebook/releases)
- [Changelog](https://github.com/jupyter/notebook/blob/@jupyter-notebook/[email protected]/CHANGELOG.md)
- [Commits](https://github.com/jupyter/notebook/compare/@jupyter-notebook/[email protected]...@jupyter-notebook/[email protected])

---
updated-dependencies:
- dependency-name: notebook
  dependency-version: 7.4.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -7,7 +7,7 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "<3.14,>=3.11"
-notebook = "^7.4.1"
+notebook = "^7.4.2"
 pytket-quantinuum = "^0.44.0"
 pytket_pecos = "^0.1.32"
 pytest = "^8.3.5"