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

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 76.90%. Comparing base (d7bac84) to head (2b69307).
Report is 140 commits behind head on develop.

Files with missing lines	Patch %	Lines
label_studio/users/views.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #6741   +/-   ##
========================================
  Coverage    76.90%   76.90%           
========================================
  Files          175      175           
  Lines        14162    14165    +3     
========================================
+ Hits         10891    10894    +3     
  Misses        3271     3271           

Flag	Coverage Δ
pytests	76.90% <0.00%> (+<0.01%)	⬆️

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[yyassi-heartex]

the changes here are no longer needed as it was addressed in another PR/ticket