python310Packages.nodeenv: add changelog to meta

pkgs/development/python-modules/nodeenv/default.nix

···
   meta = with lib; {
     description = "Node.js virtual environment builder";
     homepage = "https://github.com/ekalinin/nodeenv";
+    changelog = "https://github.com/ekalinin/nodeenv/releases/tag/${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
   };