Bump certifi from 2017.7.27.1 to 2022.12.7

Bumps [certifi](https://github.com/certifi/python-certifi) from 2017.7.27.1 to 2022.12.7.
- [Release notes](https://github.com/certifi/python-certifi/releases)
- [Commits](certifi/python-certifi@2017.07.27.1...2022.12.07)

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

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

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@ Automat==0.6.0
 beautifulsoup4==4.6.0
 bleach==1.5.0
 Bottleneck==1.2.1
-certifi==2017.7.27.1
+certifi==2022.12.7
 cffi==1.11.0
 chardet==3.0.4
 ChatterBot==0.7.6