Adjusted test for the new response depth

ref #140

src/tests/runners/runner_get.spec.ts

@@ -133,7 +133,6 @@ describe('GET /api/teams/:id/runners after adding', () => {
         const res = await axios.get(base + '/api/teams/' + added_team.id + "/runners", axios_config);
         expect(res.status).toEqual(200);
         expect(res.headers['content-type']).toContain("application/json");
-        delete added_runner.group.parentGroup;
         expect(res.data).toContainEqual(added_runner);
     });
 });