ccmlib/node: fix run_sstable2json on exception case
#789
| Job | Run time |
|---|---|
| 14m 34s | |
| 15m 11s | |
| 29m 45s |
run_sstable2json on exception case
#789
| Job | Run time |
|---|---|
| 14m 34s | |
| 15m 11s | |
| 29m 45s |