jgmenu: 1.0 -> 1.1

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

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

These checks were done:

- built on NixOS
- Warning: no invocation of /nix/store/qf4jn0vm3jzfvmz4zxbzgvf0nvq2j1j6-jgmenu-1.1/bin/jgmenu had a zero exit code or showed the expected version
- /nix/store/qf4jn0vm3jzfvmz4zxbzgvf0nvq2j1j6-jgmenu-1.1/bin/jgmenu_run passed the binary check.
- 1 of 2 passed binary check by having a zero exit code.
- 0 of 2 passed binary check by having the new version present in output.
- found 1.1 with grep in /nix/store/qf4jn0vm3jzfvmz4zxbzgvf0nvq2j1j6-jgmenu-1.1
- directory tree listing: https://gist.github.com/63c8b0cfc6fa34baec9ef244ed1e3923
- du listing: https://gist.github.com/9ca804f2e9dbbb7f43c5e19c17b2b2c5