* PM-3659 - WebAuthnController.cs - Passkey Creation - Add RequireSSO login policy validation to prevent users from creating passkeys if require SSO applies to them.
* PM-3659 - per PR feedback, apply new require SSO validation to options call
* PM-3659 - Remove unneeded comment
* PM-3659 - Per PR feedback, add unit tests for new require SSO scenarios on both Post and Options endpoints on the WebAuthnController
* Remove duplicated line
* Remove extra whitespace