test: improve find_in_set sqllogictest coverage
#17313
| Job | Run time |
|---|---|
| 4m 30s | |
| 1m 10s | |
| 5m 40s |
find_in_set sqllogictest coverage
#17313
| Job | Run time |
|---|---|
| 4m 30s | |
| 1m 10s | |
| 5m 40s |