pony-stable: 0.1.3 -> 0.1.4

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

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

These checks were done:

- built on NixOS
- /nix/store/lb8ipik1qmjzhjnj04iv92as8k763cpd-pony-stable-0.1.4/bin/stable passed the binary check.
- 1 of 1 passed binary check by having a zero exit code.
- 0 of 1 passed binary check by having the new version present in output.
- found 0.1.4 with grep in /nix/store/lb8ipik1qmjzhjnj04iv92as8k763cpd-pony-stable-0.1.4
- directory tree listing: https://gist.github.com/3550bd75a6690902598b047ba7dba1a9
- du listing: https://gist.github.com/3f202ed132af36d390ed59ab7da008a6

pkgs/development/compilers/ponyc/pony-stable.nix

@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "pony-stable-${version}";
-  version = "0.1.3";
+  version = "0.1.4";
 
   src = fetchFromGitHub {
     owner = "ponylang";
     repo = "pony-stable";
     rev = version;
-    sha256 = "0dnj9d35fa0iaka2lsc7cvn9d2qbasknn1c3gbxdyc9drf9vv6kf";
+    sha256 = "18ncxdk37r9sp2wnrgqj29nvqljqq9m154pkdv8b6b5k9knpradx";
   };
 
   buildInputs = [ ponyc ];