python3Packages.livisi: add meta.changelog (#420674)

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

···
     hash = "sha256-5TRJfI4irg2/ZxpfgzShXE08HWU2aWLR8zGbrZKpwbc=";
   };
 
-  pythonRelaxDeps = [ "colorlog" ];
-
   build-system = [ setuptools ];
 
   dependencies = [
···
   doCheck = false;
 
   meta = {
+    changelog = "https://github.com/planbnet/livisi/releases/tag/${src.tag}";
     description = "Connection library for the abandoned Livisi Smart Home system";
     homepage = "https://github.com/planbnet/livisi";
     license = lib.licenses.asl20;