DA fetch top level groups

ee/app/assets/javascripts/admin/dev_ops_report/graphql.js

@@ -13,6 +13,7 @@ export const resolvers = {
       const params = {
         per_page: Api.DEFAULT_PER_PAGE,
         search,
+        top_level_only: true,
       };
       if (nextPage) {
         params.page = nextPage;

ee/changelogs/unreleased/296972-disable-and-consider-rolling-back-adoption-report.yml

+---
+title: Ensure that only top level groups are fetched for devops adoption
+merge_request: 51565
+author:
+type: fixed

ee/spec/frontend/admin/dev_ops_report/graphql/resolvers_spec.js

@@ -23,6 +23,15 @@ describe('DevOps GraphQL resolvers', () => {
   });
 
   describe('groups query', () => {
+    it('only fetches top level groups', async () => {
+      mockAdapter.onGet(fetchGroupsUrl).reply(httpStatus.OK, groupData, pageData);
+      await mockClient.query({ query: getGroupsQuery });
+
+      expect(mockAdapter.history.get[0].params).toEqual(
+        expect.objectContaining({ top_level_only: true }),
+      );
+    });
+
     it('when receiving groups data', async () => {
       mockAdapter.onGet(fetchGroupsUrl).reply(httpStatus.OK, groupData, pageData);
       const result = await mockClient.query({ query: getGroupsQuery });