Update mkdocs-material requirement from <8.1.0,>=5.5.0 to >=5.5.0,<8.…

…2.0 (#314)

Updates the requirements on [mkdocs-material](https://github.com/squidfunk/mkdocs-material) to permit the latest version.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@5.5.0...8.1.0)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-type: direct:development
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dirk Groeneveld <dirkg@allenai.org>

dev-requirements.txt

@@ -39,7 +39,7 @@ nr.databind.core<0.0.17
 nr.interface<0.0.6
 
 mkdocs==1.1.2
-mkdocs-material>=5.5.0,<8.1.0
+mkdocs-material>=5.5.0,<8.2.0
 markdown-include==0.6.0
 
 #### PACKAGE-UPLOAD PACKAGES ####