spectrojack: 0.4 -> 0.4.1

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/spectrojack/versions.

These checks were done:

- built on NixOS
- /nix/store/vc60bssjlz3xpkd8mv3pvq6ymnida0d3-spectrojack-0.4.1/bin/spectrojack passed the binary check.
- 1 of 1 passed binary check by having a zero exit code.
- 0 of 1 passed binary check by having the new version present in output.
- found 0.4.1 with grep in /nix/store/vc60bssjlz3xpkd8mv3pvq6ymnida0d3-spectrojack-0.4.1
- directory tree listing: https://gist.github.com/edadad9b5269d1184d20fd2bc9796eb7
- du listing: https://gist.github.com/481859872810a39dd7668a81c4162d6e