j: 806 -> 808

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/s4j1rrnwdrrqdaiyqci4c0cqy3azlnl2-j-808/bin/jconsole -h’ got 0 exit code
- ran ‘/nix/store/s4j1rrnwdrrqdaiyqci4c0cqy3azlnl2-j-808/bin/jconsole --help’ got 0 exit code
- ran ‘/nix/store/s4j1rrnwdrrqdaiyqci4c0cqy3azlnl2-j-808/bin/jconsole help’ got 0 exit code
- found 808 with grep in /nix/store/s4j1rrnwdrrqdaiyqci4c0cqy3azlnl2-j-808
- directory tree listing: https://gist.github.com/3c6f38056c15de42a7496ff1f576064e