fix(metrics,logs): Don't attach span_id if no active span
#8388
| Job | Run time |
|---|---|
| 2m 50s | |
| 2m 29s | |
| 2m 33s | |
| 2m 18s | |
| 3m 5s | |
| 4m 0s | |
| 2m 24s | |
| 3m 2s | |
| 2m 22s | |
| 3m 42s | |
| 3s | |
| 28m 48s |
span_id if no active span
#8388
| Job | Run time |
|---|---|
| 2m 50s | |
| 2m 29s | |
| 2m 33s | |
| 2m 18s | |
| 3m 5s | |
| 4m 0s | |
| 2m 24s | |
| 3m 2s | |
| 2m 22s | |
| 3m 42s | |
| 3s | |
| 28m 48s |