test(litellm): Replace mocks with httpx types in nonstreaming completion() tests
#7970
| Job | Run time |
|---|---|
| 3m 29s | |
| 4m 44s | |
| 4m 32s | |
| 5m 33s | |
| 2m 53s | |
| 2m 40s | |
| 4m 22s | |
| 1m 59s | |
| 3m 15s | |
| 6m 24s | |
| 3s | |
| 39m 54s |