paml: 4.9g -> 4.9h

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/39cfy96430yznv6h3cg7zd8850i6kdl1-paml-4.9h/bin/chi2 -h’ got 0 exit code
- ran ‘/nix/store/39cfy96430yznv6h3cg7zd8850i6kdl1-paml-4.9h/bin/chi2 --help’ got 0 exit code
- ran ‘/nix/store/39cfy96430yznv6h3cg7zd8850i6kdl1-paml-4.9h/bin/chi2 help’ got 0 exit code
- found 4.9h with grep in /nix/store/39cfy96430yznv6h3cg7zd8850i6kdl1-paml-4.9h
- directory tree listing: https://gist.github.com/b2a37e7cd2b4b41178f0698f3aac69e2

pkgs/applications/science/biology/paml/default.nix

···
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  version = "4.9g";
+  version = "4.9h";
   name = "paml-${version}";
   src = fetchurl {
     url = "http://abacus.gene.ucl.ac.uk/software/paml${version}.tgz";
-    sha256 = "1kxkl47azkrsmdxiymnc76c2ccc514vlfnjvvm7lwch5l43j029h";
+    sha256 = "1czdfb3naadq0d3y42isrbyja33c3p28k8dv9mxlx2h19b7zcfv2";
   };
 
   preBuild = ''