ocamlPackages.herelib: 109.35.02 -> 112.35.00

Semi-automatic update generated by https://github.com/ryantm/nix-update tools. These checks were done:

- built on NixOS
- Warning: no binary found that responded to help or version flags. (This warning appears even if the package isn't expected to have binaries.)
- found 112.35.00 with grep in /nix/store/fi8xvwsqw6c7fjn524ikskpdpi36gb6f-ocaml-herelib-112.35.00
- directory tree listing: https://gist.github.com/ed38197efceac2aed2e22c37ba8992c2