chirp: 20180412 -> 20180512

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

This update was made based on information from https://repology.org/metapackage/chirp-daily/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 20180512 with grep in /nix/store/hwlmx1k0a81j7mlvbmrw9lh85a9fg0p1-chirp-daily-20180512
- directory tree listing: https://gist.github.com/6c874faee515e55192c80420f78625dc
- du listing: https://gist.github.com/a39fb2733ffbb945eb83d739a8314d38

pkgs/applications/misc/chirp/default.nix

@@ -3,11 +3,11 @@
 
 stdenv.mkDerivation rec {
   name = "chirp-daily-${version}";
-  version = "20180412";
+  version = "20180512";
 
   src = fetchurl {
     url = "https://trac.chirp.danplanet.com/chirp_daily/daily-${version}/${name}.tar.gz";
-    sha256 = "17wpxqzifz6grw9xzg9q9vr58vm2xd50fhd64c3ngdhxcnq2dpj9";
+    sha256 = "111pijr0v36n3yg0p58mgvfxvz088axnxvgfhs8cblssi931mimm";
   };
 
   nativeBuildInputs = [ makeWrapper ];