Bump sanitize-html and @jupyter-widgets/html-manager (#120)

Bumps [sanitize-html](https://github.com/apostrophecms/sanitize-html) to 2.15.0 and updates ancestor dependency [@jupyter-widgets/html-manager](https://github.com/jupyter-widgets/ipywidgets). These dependencies need to be updated together.


Updates `sanitize-html` from 2.7.3 to 2.15.0
- [Changelog](https://github.com/apostrophecms/sanitize-html/blob/main/CHANGELOG.md)
- [Commits](apostrophecms/sanitize-html@2.7.3...2.15.0)

Updates `@jupyter-widgets/html-manager` from 1.0.7 to 1.0.13
- [Release notes](https://github.com/jupyter-widgets/ipywidgets/releases)
- [Commits](https://github.com/jupyter-widgets/ipywidgets/compare/@jupyter-widgets/output@1.0.7...@jupyter-widgets/output@1.0.13)

---
updated-dependencies:
- dependency-name: sanitize-html
  dependency-version: 2.15.0
  dependency-type: indirect
- dependency-name: "@jupyter-widgets/html-manager"
  dependency-version: 1.0.13
  dependency-type: direct:production
...

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Author: dependabot[bot]