build(deps-dev): Bump wsgidav from 3.1.1 to 4.0.1

Bumps [wsgidav](https://github.com/mar10/wsgidav) from 3.1.1 to 4.0.1.
- [Release notes](https://github.com/mar10/wsgidav/releases)
- [Changelog](https://github.com/mar10/wsgidav/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mar10/wsgidav/compare/v3.1.1...v4.0.1)

---
updated-dependencies:
- dependency-name: wsgidav
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

setup.cfg

@@ -138,7 +138,7 @@ tests =
     mock-ssh-server==0.9.1
     wget==3.2
     filelock==3.4.2
-    wsgidav==3.1.1
+    wsgidav==4.0.1
     crc32c==2.2.post0
     xmltodict==0.12.0
     google-compute-engine==2.8.13