babl: 0.1.50 -> 0.1.52

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

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

These checks were done:

- built on NixOS

- 0 of 0 passed binary check by having a zero exit code.
- 0 of 0 passed binary check by having the new version present in output.
- found 0.1.52 with grep in /nix/store/z5wrc2k4kda3s32l0c3k9hl0r0lv8sfl-babl-0.1.52
- directory tree listing: https://gist.github.com/c5ddd50334411f6a71d41debc84b71ee
- du listing: https://gist.github.com/718f840742912b599e33b591221a51ee