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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnoth -h’ got 0 exit code
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnoth --help’ got 0 exit code
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnothd -h’ got 0 exit code
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnothd --help’ got 0 exit code
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnothd -V’ and found version 1.14.0
- ran ‘/nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0/bin/wesnothd --version’ and found version 1.14.0
- found 1.14.0 with grep in /nix/store/kk2lcjayzj584gczvzmqbna8gc59g92j-wesnoth-1.14.0
- directory tree listing: https://gist.github.com/faf1d8fe4a47781eb51e8a411a546099

wesnoth-dev: 1.13.13 -> 1.14.0