Add missing setuptools to conda recipe (#1418)

Conda builds are failing due to missing `setuptools`, this change add the missing dependency to fix the failure.

Authors:
  - Peter Andreas Entschev (https://github.com/pentschev)
  - James Lamb (https://github.com/jameslamb)

Approvers:
  - James Lamb (https://github.com/jameslamb)
  - Bradley Dice (https://github.com/bdice)

URL: #1418

conda/recipes/dask-cuda/meta.yaml

@@ -30,6 +30,7 @@ requirements:
     - python
     - pip
     - rapids-build-backend>=0.3.0,<0.4.0.dev0
+    - setuptools>=64.0.0
   run:
     - python
     {% for r in data["project"]["dependencies"] %}