aws-sdk-cpp: 1.4.40 -> 1.4.50 (#40694)

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

- 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 1.4.50 with grep in /nix/store/kg9d5flfl989yxfcppyq886g60mfhpzy-aws-sdk-cpp-1.4.50
- directory tree listing: https://gist.github.com/2faf1d98f152431438b23c93bd489e09
- du listing: https://gist.github.com/9df0b904ab22201191bb2261798bb0a3

pkgs/development/libraries/aws-sdk-cpp/default.nix

@@ -15,13 +15,13 @@ let
         else throw "Unsupported system!";
 in stdenv.mkDerivation rec {
   name = "aws-sdk-cpp-${version}";
-  version = "1.4.40";
+  version = "1.4.50";
 
   src = fetchFromGitHub {
     owner = "awslabs";
     repo = "aws-sdk-cpp";
     rev = version;
-    sha256 = "16n5p29pf062mfsn7q8q8hw0ppxb02a0kkakd0vjrybqflpgf42j";
+    sha256 = "1qly5zn7w9j8w6a9pjw25xnr01sfq8dn8g5zrz6xyjgz590fj2x7";
   };
 
   # FIXME: might be nice to put different APIs in different outputs