Remove standalone true from auth (#15035)

Remove standalone: true from every instance since it's the default as of Angular 19.

libs/auth/src/angular/registration/registration-env-selector/registration-env-selector.component.ts

@@ -26,7 +26,6 @@ import { SelfHostedEnvConfigDialogComponent } from "../../self-hosted-env-config
  * Outputs the selected region to the parent component so it can respond as necessary.
  */
 @Component({
-  standalone: true,
   selector: "auth-registration-env-selector",
   templateUrl: "registration-env-selector.component.html",
   imports: [CommonModule, JslibModule, ReactiveFormsModule, FormFieldModule, SelectModule],

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

@@ -33,7 +33,6 @@ import { PasswordInputResult } from "../../input-password/password-input-result"
 import { RegistrationFinishService } from "./registration-finish.service";
 
 @Component({
-  standalone: true,
   selector: "auth-registration-finish",
   templateUrl: "./registration-finish.component.html",
   imports: [CommonModule, JslibModule, RouterModule, InputPasswordComponent],

libs/auth/src/angular/registration/registration-link-expired/registration-link-expired.component.ts

@@ -21,7 +21,6 @@ export interface RegistrationLinkExpiredComponentData {
 }
 
 @Component({
-  standalone: true,
   selector: "auth-registration-link-expired",
   templateUrl: "./registration-link-expired.component.html",
   imports: [CommonModule, JslibModule, RouterModule, IconModule, ButtonModule],

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

@@ -19,7 +19,6 @@ export interface RegistrationStartSecondaryComponentData {
 }
 
 @Component({
-  standalone: true,
   selector: "auth-registration-start-secondary",
   templateUrl: "./registration-start-secondary.component.html",
   imports: [CommonModule, JslibModule, RouterModule, LinkModule],

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

@@ -42,7 +42,6 @@ const DEFAULT_MARKETING_EMAILS_PREF_BY_REGION: Record<Region, boolean> = {
 };
 
 @Component({
-  standalone: true,
   selector: "auth-registration-start",
   templateUrl: "./registration-start.component.html",
   imports: [