chore: LEAP-1118: Amplitude analytics integration

[jombooth]

If settings.COLLECT_ANALYTICS is true, use Amplitude to track page views and similar data within the open source product. Leverages a third party cookie on humansignal.com to make this work; the approach should be viable in Google Chrome til Q1 2025.

[netlify]

✅ Deploy Preview for heartex-docs ready!

Name	Link
🔨 Latest commit	b561df2
🔍 Latest deploy log	https://app.netlify.com/sites/heartex-docs/deploys/6660d54d1eb0b40007501b83
😎 Deploy Preview	https://deploy-preview-5937--heartex-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[netlify]

✅ Deploy Preview for label-studio-docs-new-theme ready!

Name	Link
🔨 Latest commit	b561df2
🔍 Latest deploy log	https://app.netlify.com/sites/label-studio-docs-new-theme/deploys/6660d54df919100007c36dff
😎 Deploy Preview	https://deploy-preview-5937--label-studio-docs-new-theme.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 1 line in your changes missing coverage. Please review.

Project coverage is 76.01%. Comparing base (9fdf064) to head (af4fcdf).
Report is 10 commits behind head on develop.

❗ Current head af4fcdf differs from pull request most recent head b561df2

Please upload reports for the commit b561df2 to get more accurate results.

Files	Patch %	Lines
label_studio/core/templatetags/filters.py	83.33%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #5937   +/-   ##
========================================
  Coverage    76.00%   76.01%           
========================================
  Files          161      162    +1     
  Lines        13447    13455    +8     
========================================
+ Hits         10221    10228    +7     
- Misses        3226     3227    +1     

Flag	Coverage Δ
pytests	76.01% <85.71%> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.