Nix and release

Upgrade `hevm` to `release/0.54.2` #423

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
Build Linux (x86_64) binary	14m 16s
Build macOS (x86_64) binary	13m 22s
Build macOS (aarch64) binary	11m 37s
Create release	0s
	39m 15s