Release with features and fixes

What's Changed

• feat: 3.11 is released 🎉 by @vinitkumar in #159
• chore(deps): bump certifi from 2021.10.8 to 2022.12.7 in /docs by @dependabot in #162
• fix: ci issue due to mypy update on python3.11 by @vinitkumar in #166
• Default is False for list_headers by @Jeroendevr in #164
• Add CodeQL workflow for GitHub code scanning by @lgtm-com in #160
• Feat/replace requests with urllib3 by @vinitkumar in #167
• feat: add python3.12 alpha4 to the fix by @vinitkumar in #168
• Attr test by @Jeroendevr in #169

New Contributors

• @lgtm-com made their first contribution in #160

Full Changelog: 3.20.0...v3.21.0