Bump sphinxcontrib-qthelp from 1.0.7 to 1.0.8 (#706)

Bumps [sphinxcontrib-qthelp](https://github.com/sphinx-doc/sphinxcontrib-qthelp) from 1.0.7 to 1.0.8.
- [Release notes](https://github.com/sphinx-doc/sphinxcontrib-qthelp/releases)
- [Changelog](https://github.com/sphinx-doc/sphinxcontrib-qthelp/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinxcontrib-qthelp@1.0.7...1.0.8)

---
updated-dependencies:
- dependency-name: sphinxcontrib-qthelp
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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