chore(deps): bump markupsafe from 2.1.2 to 2.1.3 in /docs/_build

Bumps [markupsafe](https://github.com/pallets/markupsafe) from 2.1.2 to 2.1.3.
- [Release notes](https://github.com/pallets/markupsafe/releases)
- [Changelog](https://github.com/pallets/markupsafe/blob/main/CHANGES.rst)
- [Commits](https://github.com/pallets/markupsafe/compare/2.1.2...2.1.3)

---
updated-dependencies:
- dependency-name: markupsafe
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

docs/_build/requirements.txt

@@ -4,7 +4,7 @@ ghp-import==2.1.0
 importlib-metadata==6.6.0
 Jinja2==3.1.2
 Markdown>=3.2.1,<3.5
-MarkupSafe==2.1.2
+MarkupSafe==2.1.3
 mergedeep==1.3.4
 mkdocs==1.4.3
 mkdocs-exclude==1.0.2