sniproxy: 0.5.0 -> 0.6.0

Semi-automatic update generated by
https://github.com/ryantm/nixpkgs-update tools. This update was made
based on information from
https://repology.org/metapackage/sniproxy/versions

pkgs/applications/networking/sniproxy/default.nix

···
 
 stdenv.mkDerivation rec {
   name = "sniproxy-${version}";
-  version = "0.5.0";
+  version = "0.6.0";
 
   src = fetchFromGitHub {
     owner = "dlundquist";
     repo = "sniproxy";
     rev = version;
-    sha256 = "0nspisqdl0si5zpiiwkh9hhdy6h7lxw8l09rasflyawlmm680z1i";
+    sha256 = "0isgl2lyq8vz5kkxpgyh1sgjlb6sqqybakr64w2mfh29k5ls8xzm";
   };
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];