Bump sphinx-tabs from 3.4.5 to 3.4.7 (#293)

Bumps [sphinx-tabs](https://github.com/executablebooks/sphinx-tabs) from 3.4.5 to 3.4.7.
- [Release notes](https://github.com/executablebooks/sphinx-tabs/releases)
- [Changelog](https://github.com/executablebooks/sphinx-tabs/blob/master/CHANGELOG.md)
- [Commits](executablebooks/sphinx-tabs@v3.4.5...v3.4.7)

---
updated-dependencies:
- dependency-name: sphinx-tabs
  dependency-version: 3.4.7
  dependency-type: direct:production
  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>

Author: dependabot[bot]

documentation-requirements.txt

@@ -5,7 +5,7 @@ sphinx-gallery==0.19.0
 sphinx-jinja2-compat==0.3.0
 sphinx-prompt==1.9.0
 sphinx-rtd-theme==3.0.2
-sphinx-tabs==3.4.5
+sphinx-tabs==3.4.7
 sphinx-toolbox==4.0.0
 sphinx
 sphinxcontrib-applehelp==2.0.0