brial: 1.2.3 -> 1.2.4

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

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

These checks were done:

- built on NixOS

- 0 of 0 passed binary check by having a zero exit code.
- 0 of 0 passed binary check by having the new version present in output.
- found 1.2.4 with grep in /nix/store/d80z046q8l3rhi7zwbcxzaydfrqxvzq9-brial-1.2.4
- directory tree listing: https://gist.github.com/73a4fe4d778faacdf1c17f40a83e3884
- du listing: https://gist.github.com/23202c35b020ea0976f7c4ff9e23ca2c