fix: as coins map value serialization type now generates correct code
#1664
| Job | Run time |
|---|---|
| 4m 11s | |
| 2m 35s | |
| 2m 25s | |
| 7m 17s | |
| 2m 9s | |
| 4m 19s | |
| 4m 22s | |
| 4m 41s | |
| 4m 53s | |
| 4m 19s | |
| 6m 22s | |
| 2m 14s | |
| 2m 1s | |
| 2m 30s | |
| 4m 1s | |
| 58m 19s |