jackett: 0.8.151 -> 0.8.716

Semi-automatic update. These checks were done:

- built on NixOS
- ran `/nix/store/j1arij5hyi6b28sg3hf08k4s81nz26bz-jackett-0.8.716/bin/Jackett -v` and found version 0.8.716
- found 0.8.716 with grep in /nix/store/j1arij5hyi6b28sg3hf08k4s81nz26bz-jackett-0.8.716
- found 0.8.716 in filename of file in /nix/store/j1arij5hyi6b28sg3hf08k4s81nz26bz-jackett-0.8.716