test: add page title test ids to await and await mounting loader components

packages/e2e-tests/fixtures/admin/create-user-page.js

@@ -7,24 +7,25 @@ export class AdminCreateUserPage extends AuthenticatedPage {
   /**
    * @param {import('@playwright/test').Page} page
    */
-  constructor (page) {
+  constructor(page) {
     super(page);
     this.fullNameInput = page.getByTestId('full-name-input');
     this.emailInput = page.getByTestId('email-input');
     this.passwordInput = page.getByTestId('password-input');
     this.roleInput = page.getByTestId('role.id-autocomplete');
     this.createButton = page.getByTestId('create-button');
+    this.pageTitle = page.getByTestId('create-user-title');
   }
 
-  seed (seed) {
+  seed(seed) {
     faker.seed(seed || 0);
   }
 
-  generateUser () {
+  generateUser() {
     return {
       fullName: faker.person.fullName(),
       email: faker.internet.email().toLowerCase(),
-      password: faker.internet.password()
-    }
+      password: faker.internet.password(),
+    };
   }
-}
+}