di: 4.45 -> 4.46

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/8vbvsrd7iwc19w4p86ydkmr9bxb2nnpj-di-4.46/bin/mi -h’ got 0 exit code
- ran ‘/nix/store/8vbvsrd7iwc19w4p86ydkmr9bxb2nnpj-di-4.46/bin/mi --help’ got 0 exit code
- ran ‘/nix/store/8vbvsrd7iwc19w4p86ydkmr9bxb2nnpj-di-4.46/bin/di -h’ got 0 exit code
- ran ‘/nix/store/8vbvsrd7iwc19w4p86ydkmr9bxb2nnpj-di-4.46/bin/di --help’ got 0 exit code
- found 4.46 with grep in /nix/store/8vbvsrd7iwc19w4p86ydkmr9bxb2nnpj-di-4.46
- directory tree listing: https://gist.github.com/d35cd075cfb508460c77f21a1cae002e