fix(metrics,logs): Don't attach span_id if no active span
#7852
| Job | Run time |
|---|---|
| 2m 25s | |
| 3m 2s | |
| 1m 53s | |
| 2m 25s | |
| 4m 30s | |
| 4m 8s | |
| 2m 5s | |
| 3s | |
| 20m 31s |
span_id if no active span
#7852
| Job | Run time |
|---|---|
| 2m 25s | |
| 3m 2s | |
| 1m 53s | |
| 2m 25s | |
| 4m 30s | |
| 4m 8s | |
| 2m 5s | |
| 3s | |
| 20m 31s |