Bump pytz from 2022.5 to 2022.6

Bumps [pytz](https://github.com/stub42/pytz) from 2022.5 to 2022.6.
- [Release notes](https://github.com/stub42/pytz/releases)
- [Commits](stub42/pytz@release_2022.5...release_2022.6)

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

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

Author: dependabot[bot]

jupyter/requirements.txt

@@ -29,7 +29,7 @@ pycparser==2.21 ; implementation_name == "pypy" and python_full_version == "3.10
 pygments==2.13.0 ; python_full_version == "3.10.7"
 pyparsing==3.0.9 ; python_full_version == "3.10.7"
 python-dateutil==2.8.2 ; python_full_version == "3.10.7"
-pytz==2022.5 ; python_full_version == "3.10.7"
+pytz==2022.6 ; python_full_version == "3.10.7"
 pywin32==304 ; sys_platform == "win32" and platform_python_implementation != "PyPy" and python_full_version == "3.10.7"
 pyzmq==24.0.1 ; python_full_version == "3.10.7"
 six==1.16.0 ; python_full_version == "3.10.7"