aws-sdk-cpp: 1.4.15 -> 1.4.24

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

This update was made based on information from https://repology.org/metapackage/aws-sdk-cpp/versions.

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 1.4.24 with grep in /nix/store/l5b5v0apdlpjby67kzzrvi6gqfvccal8-aws-sdk-cpp-1.4.24
- directory tree listing: https://gist.github.com/a9ed6bbccf52e2bbd300e219ff1f892e