[Security Solution][Endpoint] Unskip mocked response actions history …

…cypress test (elastic#161533)

## Summary

Unskip test that was timing out at indexing test hosts. The timeout has
since been increased in elastic/pull/159518

It was added in elastic/pull/157777 and skipped in
elastic/pull/156933 thus should be backported to `8.8.1` and
`8.9.0`

x-pack/plugins/security_solution/public/management/cypress/e2e/mocked_data/reponse_actions_history.cy.ts

@@ -32,8 +32,7 @@ describe('Response actions history page', () => {
     }
   });
 
-  // Flakey, example build failure: https://buildkite.com/elastic/kibana-pull-request/builds/132245
-  it.skip('retains expanded action details on page reload', () => {
+  it('retains expanded action details on page reload', () => {
     loadPage(`/app/security/administration/response_actions_history`);
     cy.getByTestSubj('response-actions-list-expand-button').eq(3).click(); // 4th row on 1st page
     cy.getByTestSubj('response-actions-list-details-tray').should('exist');