Bump validators from 0.20.0 to 0.21.2

Bumps [validators](https://github.com/python-validators/validators) from 0.20.0 to 0.21.2.
- [Release notes](https://github.com/python-validators/validators/releases)
- [Changelog](https://github.com/python-validators/validators/blob/master/CHANGES.md)
- [Commits](python-validators/validators@0.20.0...0.21.2)

---
updated-dependencies:
- dependency-name: validators
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -75,7 +75,7 @@ tzdata==2023.3
 tzlocal==4.3.1
 urllib3==2.0.4
 user-agent==0.1.10
-validators==0.20.0
+validators==0.21.2
 watchdog==3.0.0
 webencodings==0.5.1
 xmltodict==0.13.0