test(openai-agents): Replace mocks with httpx in non-error single-response tests
#6894
| Job | Run time |
|---|---|
| 3m 5s | |
| 3m 4s | |
| 2m 55s | |
| 2m 44s | |
| 3m 6s | |
| 1m 51s | |
| 3m 5s | |
| 3m 4s | |
| 2m 22s | |
| 2m 52s | |
| 3s | |
| 28m 11s |