fix(anthropic): Patch Stream.close() and MessageStream.close() to finish spans
#2128
| Job | Run time |
|---|---|
| 4m 8s | |
| 3m 41s | |
| 2m 41s | |
| 3m 38s | |
| 4m 18s | |
| 4m 25s | |
| 3s | |
| 22m 54s |