fix: Email 2FA authorization and user management enhancements (#417)

fix: Email 2FA authorization and user management enhancements (#417)

* fix: Email 2FA authorization and user management enhancements

- Fix Email 2FA 403 error by explicitly registering EmailTwoFactorForm component in JetstreamServiceProvider
- Add conditional password confirmation checks to EmailTwoFactorForm matching TOTP 2FA pattern
- Prevent users from editing their own role assignments in admin interface
- Add warning message when users try to edit their own roles
- Show distinct MFA status icons (TOTP and Email) in user list instead of combined status
- Add comprehensive tests for Email 2FA password confirmation
- Add comprehensive tests for role assignment protection
- All 3353 tests pass successfully

Security improvements:
- Users can no longer escalate their own privileges by modifying role assignments
- Email 2FA now properly integrated with Jetstream password confirmation flow
- Better visual feedback for MFA methods in user management

Fixes #issue-2fa-user-management

* chore: bump version to 5.9.1

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Co-authored-by: Pascal HAVELANGE <havelangep@hotmail.com>