chore(deps-dev): bump the typedoc group with 2 updates

Bumps the typedoc group with 2 updates: [typedoc](https://github.com/TypeStrong/TypeDoc) and [typedoc-plugin-markdown](https://github.com/typedoc2md/typedoc-plugin-markdown/tree/HEAD/packages/typedoc-plugin-markdown).


Updates `typedoc` from 0.28.7 to 0.28.9
- [Release notes](https://github.com/TypeStrong/TypeDoc/releases)
- [Changelog](https://github.com/TypeStrong/typedoc/blob/master/CHANGELOG.md)
- [Commits](TypeStrong/typedoc@v0.28.7...v0.28.9)

Updates `typedoc-plugin-markdown` from 4.7.0 to 4.8.0
- [Release notes](https://github.com/typedoc2md/typedoc-plugin-markdown/releases)
- [Changelog](https://github.com/typedoc2md/typedoc-plugin-markdown/blob/main/packages/typedoc-plugin-markdown/CHANGELOG.md)
- [Commits](https://github.com/typedoc2md/typedoc-plugin-markdown/commits/[email protected]/packages/typedoc-plugin-markdown)

---
updated-dependencies:
- dependency-name: typedoc
  dependency-version: 0.28.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: typedoc
- dependency-name: typedoc-plugin-markdown
  dependency-version: 4.8.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: typedoc
...

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

Author: dependabot[bot]