Fix flaky SEGDataOverlayForUnreferencedDisplaySetNoHydration test. (#5254)

tests/SEGDataOverlayForUnreferencedDisplaySetNoHydration.spec.ts

@@ -4,7 +4,7 @@ import { press } from './utils/keyboardUtils';
 import { assertNumberOfModalityLoadBadges } from './utils/assertions';
 
 test.beforeEach(async ({ page }) => {
-  const studyInstanceUID = '1.3.6.1.4.1.14519.5.2.1.1706.8374.643249677828306008300337414785';
+  const studyInstanceUID = '1.3.6.1.4.1.14519.5.2.1.3671.4754.298665348758363466150039312520';
   const mode = 'segmentation';
   await visitStudy(page, studyInstanceUID, mode, 2000);
 });
@@ -12,10 +12,12 @@ test.beforeEach(async ({ page }) => {
 test('should overlay an unhydrated SEG over a display set that the SEG does NOT reference', async ({
   page,
 }) => {
+  await page.getByTestId('study-browser-thumbnail').nth(2).dblclick();
+
   await page.getByTestId('dataOverlayMenu-default-btn').click();
   await page.getByTestId('AddSegmentationDataOverlay-default').click();
   await page.getByText('SELECT A SEGMENTATION').click();
-  await page.getByTestId('Segmentation').click();
+  await page.getByTestId('T2 Weighted Axial Segmentations').click();
 
   // Adding an overlay should not show the LOAD button.
   assertNumberOfModalityLoadBadges({ page, expectedCount: 0 });
@@ -32,7 +34,7 @@ test('should overlay an unhydrated SEG over a display set that the SEG does NOT
   );
 
   // Navigate to the middle image of the default viewport.
-  await press({ page, key: 'ArrowDown', nTimes: 9 });
+  await press({ page, key: 'ArrowDown', nTimes: 12 });
 
   await page.waitForTimeout(5000);