fix(finish-signup-icon): [Auth/PM-23593] Show correct icon when email verification not required (#16350)

During account creation, when the environment does not require email verification, show the correct icon (Lock Icon) on the `/finish-signup` page.

libs/auth/src/angular/registration/registration-start/registration-start.component.ts

@@ -161,6 +161,7 @@ export class RegistrationStartComponent implements OnInit, OnDestroy {
       await this.router.navigate(["/finish-signup"], {
         queryParams: { token: result, email: this.email.value },
       });
+      return;
     }
 
     // Result is null, so email verification is required