Assert that the item is loaded before trying to click rollback

tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/content.spec.ts

@@ -295,7 +295,9 @@ test.describe('Content tests', () => {
     await umbracoUi.clickElement(umbracoUi.getButtonByLabelKey(ConstantHelper.buttons.rollback));
     // Not a very nice selector, but there's sadly no alternative :(
     await page.locator('.-selectable.cursor-pointer').first().click();
-    // Sadly can't use the button by label key here since there's another one in the DOM 
+    // Sadly can't use the button by label key here since there's another one in the DOM
+    const helpText = await page.locator('[key="rollback_diffHelp"]');
+    await expect(helpText).toBeVisible();
     await page.locator('[action="vm.rollback()"]').click();
 
     await umbracoUi.refreshContentTree();
@@ -664,10 +666,10 @@ test.describe('Content tests', () => {
       .build();
 
     const alias = AliasHelper.toAlias(name);
-    
+
     // Save grid and get the ID
     const dataType = await umbracoApi.dataTypes.save(grid)
-    
+
     // Create a document type using the data type
     const docType = new DocumentTypeBuilder()
       .withName(name)
@@ -691,7 +693,7 @@ test.describe('Content tests', () => {
       .build();
 
     await umbracoApi.content.save(contentNode);
-    
+
     // Ugly wait but we have to wait for cache to rebuild
     await page.waitForTimeout(1000);
 
@@ -720,7 +722,7 @@ test.describe('Content tests', () => {
     // Save and publish
     await umbracoUi.clickElement(umbracoUi.getButtonByLabelKey(ConstantHelper.buttons.saveAndPublish));
     await umbracoUi.isSuccessNotificationVisible();
-    
+
     const expected = `
     <div class="umb-grid">
       <div class="grid-section">