[IAMRISK-3591] Remove BYPASS_CAPTCHA for auth0_v2 flows

[TSLarson]

Changes

Stop sending BYPASS_CAPTCHA in Auth Challenge (auth0_V2) flows

🔗 References https://auth0team.atlassian.net/browse/IAMRISK-3590

🎯 Testing Tested the Auth Challenge flow locally

• [ ] 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