Replace hash maps and sets with indexmap equivalents
#9083
| Job | Run time |
|---|---|
| 6m 40s | |
| 4m 31s | |
| 11m 11s |
indexmap equivalents
#9083
| Job | Run time |
|---|---|
| 6m 40s | |
| 4m 31s | |
| 11m 11s |