Bump certifi from 2020.6.20 to 2022.12.7

Bumps [certifi](https://github.com/certifi/python-certifi) from 2020.6.20 to 2022.12.7.
- [Release notes](https://github.com/certifi/python-certifi/releases)
- [Commits](https://github.com/certifi/python-certifi/compare/2020.06.20...2022.12.07)

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

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

requirements.txt

@@ -16,7 +16,7 @@ bleach==3.3.0
 bs4==0.0.1
 cachetools==3.1.1
 castero==0.8.0
-certifi==2020.6.20
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 CJKwrap==2.2
@@ -169,7 +169,7 @@ bleach==3.3.0
 bs4==0.0.1
 cachetools==3.1.1
 castero==0.8.0
-certifi==2020.6.20
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 CJKwrap==2.2