Reenable accessibility test which is now fixed

Author: tdonohue

cypress/e2e/admin-sidebar.cy.ts

@@ -1,5 +1,4 @@
 import { testA11y } from 'cypress/support/utils';
-import { Options } from 'cypress-axe';
 
 describe('Admin Sidebar', () => {
   beforeEach(() => {
@@ -16,13 +15,6 @@ describe('Admin Sidebar', () => {
     cy.get('ds-expandable-admin-sidebar-section').click({ multiple: true });
 
     // Analyze <ds-admin-sidebar> for accessibility
-    testA11y('ds-admin-sidebar',
-        {
-          rules: {
-            // Currently all expandable sections have nested interactive elements
-            // See https://github.com/DSpace/dspace-angular/issues/2178
-            'nested-interactive': { enabled: false },
-          },
-        } as Options);
+    testA11y('ds-admin-sidebar');
   });
 });