test(openai-agents): Replace mocks with httpx in non-error single-response tests
#6348
| Job | Run time |
|---|---|
| 1m 25s | |
| 1m 38s | |
| 2m 7s | |
| 1m 33s | |
| 3m 27s | |
| 2m 57s | |
| 3m 10s | |
| 2m 7s | |
| 3s | |
| 18m 27s |