Add Passkey feature flag

Fernando Cardenasrequested to merge
564495-add-passkeys-feature-flag into master

What does this MR do and why?

Introduces :passkeys feature flag

References

Screenshots or screen recordings

Before After

How to set up and validate locally

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #564495

Merge request reports