Bump certifi from 2019.3.9 to 2022.12.7

Bumps [certifi](https://github.com/certifi/python-certifi) from 2019.3.9 to 2022.12.7.
- [Release notes](https://github.com/certifi/python-certifi/releases)
- [Commits](https://github.com/certifi/python-certifi/compare/2019.03.09...2022.12.07)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: direct:production
...

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

requirements.txt

@@ -2,6 +2,6 @@
 # Copied from setup.py because of a pip bug
 #   see https://github.com/pypa/pip/issues/4780
 aiohttp==3.5.4
-certifi==2019.3.9
+certifi==2022.12.7
 psutil==5.6.6; sys_platform == 'darwin'
 # End of copy from setup.py