Allow Dashboard's QA card to search for nested KVv2 secrets (#25001)

* improve overview test

* add new component for KVv2 dashboard quick actions card

* add changelog

* revert carry over test change from ember data work.

* redo test

* remove the check for v2 because test suite is strange on return value CI vs locally

ui/tests/helpers/components/dashboard/dashboard-selectors.js

@@ -12,6 +12,7 @@ export const SELECTORS = {
   cardHeader: (name) => `[data-test-dashboard-card-header="${name}"]`,
   tableRow: (name) => `[data-test-dashboard-table="${name}"] tr`,
   searchSelect: (name) => `[data-test-search-select="${name}"]`,
+  kvSearchSelect: `[data-test-kv-suggestion-input]`,
   actionButton: (action) => `[data-test-button="${action}"]`,
   title: (name) => `[data-test-title="${name}"]`,
   subtitle: (name) => `[data-test-card-subtitle="${name}"]`,