Bump the pip group across 1 directory with 7 updates

Bumps the pip group with 6 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [notebook](https://github.com/jupyter/notebook) | `7.4.7` | `7.5.6` |
| [jupyter-server](https://github.com/jupyter-server/jupyter_server) | `2.17.0` | `2.18.0` |
| [mistune](https://github.com/lepture/mistune) | `3.1.4` | `3.2.1` |
| [nbconvert](https://github.com/jupyter/nbconvert) | `7.17.0` | `7.17.1` |
| [pillow](https://github.com/python-pillow/Pillow) | `12.1.1` | `12.2.0` |
| [pip](https://github.com/pypa/pip) | `26.0` | `26.1` |



Updates `notebook` from 7.4.7 to 7.5.6
- [Release notes](https://github.com/jupyter/notebook/releases)
- [Changelog](https://github.com/jupyter/notebook/blob/@jupyter-notebook/tree@7.5.6/CHANGELOG.md)
- [Commits](https://github.com/jupyter/notebook/compare/@jupyter-notebook/tree@7.4.7...@jupyter-notebook/tree@7.5.6)

Updates `jupyter-server` from 2.17.0 to 2.18.0
- [Release notes](https://github.com/jupyter-server/jupyter_server/releases)
- [Changelog](https://github.com/jupyter-server/jupyter_server/blob/main/CHANGELOG.md)
- [Commits](jupyter-server/jupyter_server@v2.17.0...v2.18.0)

Updates `jupyterlab` from 4.4.10 to 4.5.7
- [Release notes](https://github.com/jupyterlab/jupyterlab/releases)
- [Changelog](https://github.com/jupyterlab/jupyterlab/blob/main/RELEASE.md)
- [Commits](https://github.com/jupyterlab/jupyterlab/compare/@jupyterlab/lsp@4.4.10...@jupyterlab/lsp@4.5.7)

Updates `mistune` from 3.1.4 to 3.2.1
- [Release notes](https://github.com/lepture/mistune/releases)
- [Changelog](https://github.com/lepture/mistune/blob/main/docs/changes.rst)
- [Commits](lepture/mistune@v3.1.4...v3.2.1)

Updates `nbconvert` from 7.17.0 to 7.17.1
- [Release notes](https://github.com/jupyter/nbconvert/releases)
- [Changelog](https://github.com/jupyter/nbconvert/blob/main/CHANGELOG.md)
- [Commits](jupyter/nbconvert@v7.17.0...v7.17.1)

Updates `pillow` from 12.1.1 to 12.2.0
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@12.1.1...12.2.0)

Updates `pip` from 26.0 to 26.1
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](pypa/pip@26.0...26.1)

---
updated-dependencies:
- dependency-name: notebook
  dependency-version: 7.5.6
  dependency-type: direct:development
  dependency-group: pip
- dependency-name: jupyter-server
  dependency-version: 2.18.0
  dependency-type: indirect
  dependency-group: pip
- dependency-name: jupyterlab
  dependency-version: 4.5.7
  dependency-type: indirect
  dependency-group: pip
- dependency-name: mistune
  dependency-version: 3.2.1
  dependency-type: indirect
  dependency-group: pip
- dependency-name: nbconvert
  dependency-version: 7.17.1
  dependency-type: indirect
  dependency-group: pip
- dependency-name: pillow
  dependency-version: 12.2.0
  dependency-type: indirect
  dependency-group: pip
- dependency-name: pip
  dependency-version: '26.1'
  dependency-type: indirect
  dependency-group: pip
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]