ncmpcpp: 0.8.1 -> 0.8.2

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/gaym98lkncirfi09qwv0g3n6jgnknzm8-ncmpcpp-0.8.2/bin/ncmpcpp --help’ got 0 exit code
- found 0.8.2 with grep in /nix/store/gaym98lkncirfi09qwv0g3n6jgnknzm8-ncmpcpp-0.8.2
- directory tree listing: https://gist.github.com/bfab0afd2242f12a3754d3267a41b66f