fix(anthropic): Patch Stream.close() and MessageStream.close() to finish spans
#9296
| Job | Run time |
|---|---|
| 2m 42s | |
| 3m 2s | |
| 1m 15s | |
| 3m 13s | |
| 1m 42s | |
| 3m 3s | |
| 3m 12s | |
| 3m 1s | |
| 3s | |
| 21m 13s |