Reduce and rename cudf.pandas integrations jobs (#5890)

cc @vyasr

Authors:
  - Dante Gama Dessavre (https://github.com/dantegd)

Approvers:
  - Vyas Ramasubramani (https://github.com/vyasr)
  - Ray Douglass (https://github.com/raydouglass)

URL: #5890

Author: dantegd

.github/workflows/pr.yaml

@@ -33,7 +33,7 @@ jobs:
     with:
       enable_check_generated_files: false
       ignored_pr_jobs: >-
-        conda-python-tests-cudf-pandas-integration
+        optional-job-conda-python-tests-cudf-pandas-integration
   clang-tidy:
     needs: checks
     secrets: inherit
@@ -77,11 +77,12 @@ jobs:
     with:
       build_type: pull-request
       script: "ci/test_python_singlegpu.sh"
-  conda-python-tests-cudf-pandas-integration:
+  optional-job-conda-python-tests-cudf-pandas-integration:
     needs: conda-python-build
     secrets: inherit
     uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-24.06
     with:
+      matrix_filter: map(select(.ARCH == "amd64"))
       build_type: pull-request
       script: "ci/test_python_integration.sh"
   conda-python-tests-dask: