vim-vint: 0.3.11 -> 0.3.18

Semi-automatic update. These checks were performed:

- built on NixOS
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/.vint-wrapped -h` got 0 exit code
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/.vint-wrapped --help` got 0 exit code
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/.vint-wrapped -v` and found version 0.3.18
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/.vint-wrapped --version` and found version 0.3.18
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/vint -h` got 0 exit code
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/vint --help` got 0 exit code
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/vint -v` and found version 0.3.18
- ran `/nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18/bin/vint --version` and found version 0.3.18
- found 0.3.18 with grep in /nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18
- found 0.3.18 in filename of file in /nix/store/c0vdpjgxib99lnhsvvn440jbppnmiqi0-vim-vint-0.3.18

cc "@andsild"