HP title update, tech updates

What's Changed

• Upgrade Python, Django, all packages by @marcelkornblum in #325
• Bump django from 4.1 to 4.1.7 by @dependabot in #357
• Changed Whats Popular on HP by @marcelkornblum in #356
• Redo linting by @marcelkornblum in #358

Full Changelog: 2023-04.2...2023-04.3