chore(deps): update mkdocs-autorefs requirement from >=1.2.0 to >=1.4.4

Updates the requirements on [mkdocs-autorefs](https://github.com/mkdocstrings/autorefs) to permit the latest version.
- [Release notes](https://github.com/mkdocstrings/autorefs/releases)
- [Changelog](https://github.com/mkdocstrings/autorefs/blob/main/CHANGELOG.md)
- [Commits](mkdocstrings/autorefs@1.2.0...1.4.4)

---
updated-dependencies:
- dependency-name: mkdocs-autorefs
  dependency-version: 1.4.4
  dependency-type: direct:development
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -2,7 +2,7 @@
 # Most packages are provided by nix - see flake.nix
 
 # Documentation extras (mkdocs plugins not in nixpkgs)
-mkdocs-autorefs>=1.2.0
+mkdocs-autorefs>=1.4.4
 mkdocstrings>=0.26.1
 mkdocs-material-extensions>=1.3.1
 mkdocs-get-deps>=0.2.0