Bump _external/resources/wai-course-list from b9f2329 to 08dd00c (#1725)

Bumps [_external/resources/wai-course-list](https://github.com/w3c/wai-course-list) from `b9f2329` to `08dd00c`.
- [Commits](w3c/wai-course-list@b9f2329...08dd00c)

---
updated-dependencies:
- dependency-name: _external/resources/wai-course-list
  dependency-version: '08dd00c3d24dfb26cf6bb5724f436a22168471ad'
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]