pipelight: 0.2.8 -> 0.2.8.2

Semi-automatic update. These checks were done:

- built on NixOS
- ran `/nix/store/x1h0gya1nb2kxbvkcr8sivskx2kzycdr-pipelight-0.2.8.2/bin/pipelight-plugin --help` got 0 exit code
- ran `/nix/store/x1h0gya1nb2kxbvkcr8sivskx2kzycdr-pipelight-0.2.8.2/bin/pipelight-plugin --version` and found version 0.2.8.2
- found 0.2.8.2 with grep in /nix/store/x1h0gya1nb2kxbvkcr8sivskx2kzycdr-pipelight-0.2.8.2
- found 0.2.8.2 in filename of file in /nix/store/x1h0gya1nb2kxbvkcr8sivskx2kzycdr-pipelight-0.2.8.2