chore: bump certifi from 2022.9.24 to 2022.12.7 in /tests

Bumps [certifi](https://github.com/certifi/python-certifi) from 2022.9.24 to 2022.12.7.
- [Release notes](https://github.com/certifi/python-certifi/releases)
- [Commits](https://github.com/certifi/python-certifi/compare/2022.09.24...2022.12.07)

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

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

tests/requirements_py3.txt

@@ -1,6 +1,6 @@
 attrs==22.1.0
 bcrypt==4.0.1
-certifi==2022.9.24
+certifi==2022.12.7
 cffi==1.15.1
 chardet==5.0.0
 cryptography==38.0.4