fix(langchain): Record run_name as gen_ai.function_id for text completions
#7468
| Job | Run time |
|---|---|
| 3m 4s | |
| 3m 39s | |
| 3m 27s | |
| 2m 25s | |
| 1m 29s | |
| 1m 42s | |
| 2m 9s | |
| 1m 43s | |
| 3s | |
| 19m 41s |