fix(metrics,logs): Don't attach span_id if no active span
#3183
| Job | Run time |
|---|---|
| 3m 9s | |
| 5m 33s | |
| 5m 53s | |
| 4m 19s | |
| 5m 7s | |
| 4m 22s | |
| 2s | |
| 28m 25s |
span_id if no active span
#3183
| Job | Run time |
|---|---|
| 3m 9s | |
| 5m 33s | |
| 5m 53s | |
| 4m 19s | |
| 5m 7s | |
| 4m 22s | |
| 2s | |
| 28m 25s |