fix(metrics,logs): Don't attach span_id if no active span
#7821
| Job | Run time |
|---|---|
| 1m 50s | |
| 1m 55s | |
| 3m 42s | |
| 2m 31s | |
| 3m 0s | |
| 3m 54s | |
| 4m 41s | |
| 3s | |
| 21m 36s |
span_id if no active span
#7821
| Job | Run time |
|---|---|
| 1m 50s | |
| 1m 55s | |
| 3m 42s | |
| 2m 31s | |
| 3m 0s | |
| 3m 54s | |
| 4m 41s | |
| 3s | |
| 21m 36s |