Mark user personal settings as experimental

[Hailong-am]

Description

This PR is a quick follow up on user settings PR comments

It includes

1. mark user settings as experimental
2. add i18n support for user settings page

Issues Resolved

#8072

Screenshot

Testing the changes

Changelog

• skip

Check List

• All tests pass
  • yarn test:jest
  • yarn test:jest_integration
• New functionality includes testing.
• New functionality has been documented.
• Update CHANGELOG.md
• Commits are signed per the DCO using --signoff

[codecov]

Codecov Report

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

Project coverage is 60.58%. Comparing base (cedba8e) to head (3036993).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...rkspace/public/components/workspace_list/index.tsx	66.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8080      +/-   ##
==========================================
- Coverage   60.58%   60.58%   -0.01%     
==========================================
  Files        3738     3738              
  Lines       88674    88670       -4     
  Branches    13782    13782              
==========================================
- Hits        53727    53723       -4     
  Misses      31662    31662              
  Partials     3285     3285              

Flag	Coverage Δ
Linux_1	28.76% <42.85%> (-0.01%)	⬇️
Linux_2	56.27% <100.00%> (-0.01%)	⬇️
Linux_3	37.51% <25.00%> (-0.01%)	⬇️
Linux_4	29.61% <25.00%> (+<0.01%)	⬆️
Windows_1	28.77% <42.85%> (-0.01%)	⬇️
Windows_2	56.22% <100.00%> (-0.01%)	⬇️
Windows_3	37.51% <25.00%> (-0.01%)	⬇️
Windows_4	29.61% <25.00%> (+<0.01%)	⬆️

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[Hailong-am]

This is main only, backport to 2.x is not needed as it has been included.