python3Packages.kaggle: unbreak, removing useless slugify dep

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

@@ -20,10 +20,12 @@ buildPythonPackage rec {
   };
 
   # The version bounds in the setup.py file are unnecessarily restrictive.
+  # They have both python-slugify and slugify, don't know why
   patchPhase = ''
     substituteInPlace setup.py \
-      --replace 'urllib3 >= 1.21.1, < 1.25' 'urllib3'
-  '';
+      --replace 'urllib3 >= 1.21.1, < 1.25' 'urllib3' \
+      --replace " 'slugify'," " "
+    '';
 
   propagatedBuildInputs = [
     certifi