Pin cupy in wheel tests to supported versions (#1383)

cupy just released version 12, which we do not yet support, so wheels CI must be pinned to require a lower version

Authors:
  - Vyas Ramasubramani (https://github.com/vyasr)

Approvers:
  - Sevag H (https://github.com/sevagh)

URL: #1383

.github/workflows/pr.yaml

@@ -83,7 +83,7 @@ jobs:
       package-name: pylibraft
       test-before-amd64: "pip install cupy-cuda11x"
       # On arm also need to install cupy from the specific webpage.
-      test-before-arm64: "pip install cupy-cuda11x -f https://pip.cupy.dev/aarch64"
+      test-before-arm64: "pip install 'cupy-cuda11x<12.0.0' -f https://pip.cupy.dev/aarch64"
       test-unittest: "python -m pytest -v ./python/pylibraft/pylibraft/test"
       test-smoketest: "python ./ci/wheel_smoke_test_pylibraft.py"
   wheel-build-raft-dask:

.github/workflows/test.yaml

@@ -40,7 +40,7 @@ jobs:
       sha: ${{ inputs.sha }}
       package-name: pylibraft
       test-before-amd64: "pip install cupy-cuda11x"
-      test-before-arm64: "pip install cupy-cuda11x -f https://pip.cupy.dev/aarch64"
+      test-before-arm64: "pip install 'cupy-cuda11x<12.0.0' -f https://pip.cupy.dev/aarch64"
       test-unittest: "python -m pytest -v ./python/pylibraft/pylibraft/test"
   wheel-tests-raft-dask:
     secrets: inherit