Merge pull request #232 from TinkerTools/dependabot/pip/doc/manual/certifi-2023.7.22

Bump certifi from 2022.12.7 to 2023.7.22 in /doc/manual

Author: jayponder

doc/manual/requirements.txt

@@ -1,7 +1,7 @@
 alabaster==0.7.12
 Babel==2.10.1
 beautifulsoup4==4.11.1
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==4.0.0
 charset-normalizer==2.0.12
 docutils==0.17.1