gnome-extensions-cli: relax packaging constraint

+1
+1
pkgs/desktops/gnome/misc/gnome-extensions-cli/default.nix
··· 33 33 34 34 pythonRelaxDeps = [ 35 35 "more-itertools" 36 + "packaging" 36 37 ]; 37 38 38 39 propagatedBuildInputs = [