riemann_c_client: 1.10.1 -> 1.10.2 (#42961)

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

This update was made based on information from https://repology.org/metapackage/riemann-c-client/versions.

These checks were done:

- built on NixOS
- /nix/store/hxh4dj91473d8wlyr2kaqf5n6hcn8z4b-riemann-c-client-1.10.2/bin/riemann-client passed the binary check.
- 1 of 1 passed binary check by having a zero exit code.
- 1 of 1 passed binary check by having the new version present in output.
- found 1.10.2 with grep in /nix/store/hxh4dj91473d8wlyr2kaqf5n6hcn8z4b-riemann-c-client-1.10.2
- directory tree listing: https://gist.github.com/64c27a461ed26c33098195c79327e87c
- du listing: https://gist.github.com/7bdbbd558a2ce067e9e413f0bbba1185