Bump pytz from 2021.1 to 2022.1

Bumps [pytz](https://github.com/stub42/pytz) from 2021.1 to 2022.1.
- [Release notes](https://github.com/stub42/pytz/releases)
- [Commits](stub42/pytz@release_2021.1...release_2022.1)

---
updated-dependencies:
- dependency-name: pytz
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.txt

@@ -45,7 +45,7 @@ pycodestyle==2.8.0
 pycparser==2.21
 pyflakes==2.4.0
 python-dateutil==2.8.2
-pytz==2021.1
+pytz==2022.1
 pytz-deprecation-shim==0.1.0.post0
 requests==2.26.0
 requests-oauthlib==1.3.0