ddcutil: 0.9.0 -> 0.9.1

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

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

These checks were done:

- built on NixOS
- /nix/store/s0wznnnrk2688704nlzkplhvh8zcs7xq-ddcutil-0.9.1/bin/ddcutil 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 0.9.1 with grep in /nix/store/s0wznnnrk2688704nlzkplhvh8zcs7xq-ddcutil-0.9.1
- directory tree listing: https://gist.github.com/e013a05120e8a9b8e765dbfe9ada44c3
- du listing: https://gist.github.com/bb63986822a2bb627a9f6623b2570c2b