fix(langchain): Record run_name as gen_ai.function_id for text completions
#8004
| Job | Run time |
|---|---|
| 2m 55s | |
| 4m 55s | |
| 7m 58s | |
| 3m 56s | |
| 4m 18s | |
| 3m 1s | |
| 4m 51s | |
| 6m 21s | |
| 7m 11s | |
| 5m 48s | |
| 2s | |
| 51m 16s |