fix(metrics,logs): Don't attach span_id if no active span
#8357
| Job | Run time |
|---|---|
| 3m 18s | |
| 10m 5s | |
| 4m 59s | |
| 7m 49s | |
| 6m 30s | |
| 4m 0s | |
| 5m 6s | |
| 3m 7s | |
| 4m 17s | |
| 8m 9s | |
| 2s | |
| 57m 22s |
span_id if no active span
#8357
| Job | Run time |
|---|---|
| 3m 18s | |
| 10m 5s | |
| 4m 59s | |
| 7m 49s | |
| 6m 30s | |
| 4m 0s | |
| 5m 6s | |
| 3m 7s | |
| 4m 17s | |
| 8m 9s | |
| 2s | |
| 57m 22s |