[CL-525] Upgrade angular to v19 (#14815)

Upgrade Angular to v19 using the update guide.

- Add `standalone: false` to any missed component in stories or tests.
- Update jest.config to follow the new best practices.

libs/auth/src/angular/two-factor-auth/two-factor-auth.component.spec.ts

@@ -44,7 +44,7 @@ import { TwoFactorAuthComponentCacheService } from "./two-factor-auth-component-
 import { TwoFactorAuthComponentService } from "./two-factor-auth-component.service";
 import { TwoFactorAuthComponent } from "./two-factor-auth.component";
 
-@Component({})
+@Component({ standalone: false })
 class TestTwoFactorComponent extends TwoFactorAuthComponent {}
 
 describe("TwoFactorAuthComponent", () => {

libs/auth/src/angular/two-factor-auth/two-factor-auth.guard.spec.ts

@@ -11,7 +11,7 @@ import { LoginStrategyServiceAbstraction } from "../../common";
 
 import { TwoFactorAuthGuard } from "./two-factor-auth.guard";
 
-@Component({ template: "" })
+@Component({ template: "", standalone: true })
 export class EmptyComponent {}
 
 describe("TwoFactorAuthGuard", () => {