Skip flaky AD release tests (#2119)

Signed-off-by: Jackie Han <hnyng@amazon.com>

Author: jackiehanyang

.github/workflows/anomaly-detection-release-e2e-workflow.yml

@@ -23,4 +23,4 @@ jobs:
     uses: ./.github/workflows/release-e2e-workflow-template.yml
     with:
       test-name: Anomaly Detection
-      test-command: env CYPRESS_NO_COMMAND_LOG=1 yarn cypress:run-with-security --browser electron --spec 'cypress/integration/plugins/anomaly-detection-dashboards-plugin/*'
+      test-command: env CYPRESS_NO_COMMAND_LOG=1 yarn cypress:run-with-security --browser chromium --spec 'cypress/integration/plugins/anomaly-detection-dashboards-plugin/*'

cypress/integration/plugins/anomaly-detection-dashboards-plugin/sample_detector_spec.js

@@ -6,7 +6,10 @@
 import { createSampleDetector } from '../../../utils/helpers';
 import { AD_URL } from '../../../utils/plugins/anomaly-detection-dashboards-plugin/constants';
 
-context('Sample detectors', () => {
+// TODO: Unskip after the sample detector create flow is stable in 3.8 release CI.
+// PR validation repeatedly timed out waiting for viewSampleDetectorLink after
+// clicking different sample detector buttons.
+context.skip('Sample detectors', () => {
   before(() => {
     cy.visit(AD_URL.OVERVIEW, { timeout: 10000 });
   });

cypress/integration/plugins/anomaly-detection-dashboards-plugin/vis_augmenter/view_anomaly_events_spec.js

@@ -66,7 +66,8 @@ describe('View anomaly events in flyout', () => {
 
   afterEach(() => {});
 
-  it('Action does not exist if there are no VisLayers for a visualization', () => {
+  // TODO: Re-enable after the Cypress menu update flake is fixed.
+  it.skip('Action does not exist if there are no VisLayers for a visualization', () => {
     cy.getVisPanelByTitle(visualizationName)
       .openVisContextMenu()
       .getMenuItems()