feat: OPTIC-1359: Account Settings page moved to React

[yyassi-heartex]

PR fulfills these requirements

• Commit message(s) and PR title follows the format [fix|feat|ci|chore|doc]: TICKET-ID: Short description of change made ex. fix: DEV-XXXX: Removed inconsistent code usage causing intermittent errors
• Tests for the changes have been added/updated (for bug fixes/features)
• Docs have been added/updated (for bug fixes/features)
• Best efforts were made to ensure docs/code are concise and coherent (checked for spelling/grammatical errors, commented out code, debug logs etc.)
• Self-reviewed and ran all changes on a local instance (for bug fixes/features)

Change has impacts in these area(s)

(check all that apply)

• Product design
• Backend (Database)
• Backend (API)
• Frontend

Describe the reason for change

standardizing the account settings page to be a React Page like almost everything else in the application instead of a django template

[netlify]

✅ Deploy Preview for heartex-docs canceled.

Name	Link
🔨 Latest commit	3417c54
🔍 Latest deploy log	https://app.netlify.com/sites/heartex-docs/deploys/674f725901a5da00085c6cca

[netlify]

✅ Deploy Preview for label-studio-docs-new-theme canceled.

Name	Link
🔨 Latest commit	3417c54
🔍 Latest deploy log	https://app.netlify.com/sites/label-studio-docs-new-theme/deploys/674f725944b96a000810788f

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.72%. Comparing base (7747f50) to head (3417c54).
Report is 17 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #6741   +/-   ##
========================================
  Coverage    76.72%   76.72%           
========================================
  Files          170      170           
  Lines        13910    13910           
========================================
  Hits         10672    10672           
  Misses        3238     3238           

Flag	Coverage Δ
pytests	76.72% <ø> (ø)

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.