feat: add too_many_attempts error to passwordless

[avamachado-okta]

Changes

Add Brute-Force Protection too_many_attempts error to passwordless error mappings to support adding Brute-Force Protection to passwordless/start endpoint

References

https://auth0team.atlassian.net/browse/EUP-23

Testing

This was tested alongside changes to enforce Brute-Force Protection on the passwordless/start endpoint behind a feature flag. The error is not currently emitted in this location.

1. block user
2. attempt passwordless login
3. user will be blocked from continuing login since no Brute-Force Protection attempts remain

The current behavior without this change just shows generic error when Brute-Force Protection is enforced and the feature flag is enabled:

• This change adds unit test coverage
• This change adds integration test coverage
• This change has been tested on the latest version of the platform/language

Checklist

• I have read the Auth0 general contribution guidelines
• I have read the Auth0 Code of Conduct
• All code quality tools/guidelines have been run/followed
• All relevant assets have been compiled

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 43.52%. Comparing base (e89a37d) to head (18051c2).
⚠️ Report is 55 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2700      +/-   ##
==========================================
+ Coverage   42.54%   43.52%   +0.97%     
==========================================
  Files         120      120              
  Lines        3145     3180      +35     
  Branches      337      339       +2     
==========================================
+ Hits         1338     1384      +46     
+ Misses       1713     1701      -12     
- Partials       94       95       +1     

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[ankita10119]

@claude

[ankita10119]

@claude

[ankita10119]

Verified these changes locally. Looks good to me.