zap: 2.5.0 -> 2.7.0

Semi-automatic update. These checks were performed:

- built on NixOS
- found 2.7.0 with grep in /nix/store/7yw2vm6f6mpj22hyhhirz3ffdmcl58xq-zap-2.7.0
- found 2.7.0 in filename of file in /nix/store/7yw2vm6f6mpj22hyhhirz3ffdmcl58xq-zap-2.7.0

cc "@mog"