fix(e2e): fix flaky SearchExport filter on MySQL by normalizing sample_data displayName (#27631)

(cherry picked from commit 39e5cc0)

Author: harsh-vador

openmetadata-ui/src/main/resources/ui/playwright/e2e/Features/SearchExport.spec.ts

@@ -11,8 +11,9 @@
  *  limitations under the License.
  */
 
-import { expect, Page } from '@playwright/test';
-import { redirectToHomePage } from '../../utils/common';
+import { expect } from '@playwright/test';
+import { performAdminLogin } from '../../utils/admin';
+import { redirectToExplorePage } from '../../utils/common';
 import { waitForAllLoadersToDisappear } from '../../utils/entity';
 import {
   countCsvResponseRows,
@@ -22,15 +23,29 @@ import {
 } from '../../utils/explore';
 import { test } from '../fixtures/pages';
 
-const navigateToExplorePage = async (page: Page) => {
-  await redirectToHomePage(page);
-  await page.getByTestId('app-bar-item-explore').click();
-  await expect(page.getByTestId('explore-page')).toBeVisible();
-};
-
 test.describe('Search Export', { tag: ['@Features', '@Discovery'] }, () => {
+  test.beforeAll(async ({ browser }) => {
+    const { apiContext, afterAction } = await performAdminLogin(browser);
+
+    const serviceRes = await apiContext.get(
+      '/api/v1/services/databaseServices/name/sample_data'
+    );
+    const service = await serviceRes.json();
+    if (service.displayName) {
+      await apiContext.patch(
+        `/api/v1/services/databaseServices/${service.id}`,
+        {
+          data: [{ op: 'replace', path: '/displayName', value: 'sample_data' }],
+          headers: { 'Content-Type': 'application/json-patch+json' },
+        }
+      );
+
+      await afterAction();
+    }
+  });
+
   test.beforeEach(async ({ page }) => {
-    await navigateToExplorePage(page);
+    await redirectToExplorePage(page);
   });
 
   test('Export button opens scope modal with correct options', async ({