PM-4877: Only allow replacing passkeys for the same userhandle (#9804)

* Initial draft

* small cleanup

* show vaul items without passkeys

* Refactored a bit

* tests run for me?

* Fixed platform test

* null and undefined

* lint

libs/common/src/platform/abstractions/fido2/fido2-user-interface.service.abstraction.ts

@@ -12,6 +12,11 @@ export interface NewCredentialParams {
    */
   userName: string;
 
+  /**
+   * The userhandle (userid) of the user.
+   */
+  userHandle: string;
+
   /**
    * Whether or not the user must be verified before completing the operation.
    */