By: Greg Pfeil <greg@technomadic.org>
Add hpack-dhall to the Haskell devShell
| Time to Start | Worker time | Duration | Time to finish | |
| Config | 1s | 1s | 1s | 2s |
| Eval | 3s | 57s | 57s | 1m00s |
| Build | 18s | 4m05s | 1m17s | 1m36s |
| Test | - | - | - | - |
| Deploy | - | - | - | - |
| Suite | 1s | 5m04s | 1m34s | 1m36s |