small tweaks and fixes

[Simek]

📝 Why & how

Summary of changes:

• don't show unmaintained libs in recently added and updated libraries sections on the Home page
• add Node Modules Inspector link to the package analysis on the Package Overview scene
• fix custom filter clear URL
• tweak casing of GitHub usernames in avatar tooltips

✅ Checklist

• Documented how you found or replicated the issue.
• Explained how you fixed the issue or built the feature.