xterm: 332 -> 333

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/koi8rxterm -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/koi8rxterm help’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/uxterm -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/uxterm help’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/xterm -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/xterm help’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.xterm-wrapped -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.xterm-wrapped help’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.koi8rxterm-wrapped -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.koi8rxterm-wrapped help’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.uxterm-wrapped -h’ got 0 exit code
- ran ‘/nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333/bin/.uxterm-wrapped help’ got 0 exit code
- found 333 with grep in /nix/store/w5f067zkhadadsz7a2xh1qg435a8cirw-xterm-333
- directory tree listing: https://gist.github.com/1317219946b26e2c85846fe9e169a9e4