Update script input name (#15301)

This PR updates the script inputs in the relevant workflows from
`build_script` and `test_script` to `script`.

Depends on rapidsai/shared-workflows#191

.github/workflows/pr.yaml

@@ -69,15 +69,15 @@ jobs:
     uses: rapidsai/shared-workflows/.github/workflows/[email protected]
     with:
       build_type: pull-request
-      test_script: "ci/test_python_cudf.sh"
+      script: "ci/test_python_cudf.sh"
   conda-python-other-tests:
     # Tests for dask_cudf, custreamz, cudf_kafka are separated for CI parallelism
     needs: conda-python-build
     secrets: inherit
     uses: rapidsai/shared-workflows/.github/workflows/[email protected]
     with:
       build_type: pull-request
-      test_script: "ci/test_python_other.sh"
+      script: "ci/test_python_other.sh"
   conda-java-tests:
     needs: conda-cpp-build
     secrets: inherit

.github/workflows/test.yaml

@@ -51,7 +51,7 @@ jobs:
       branch: ${{ inputs.branch }}
       date: ${{ inputs.date }}
       sha: ${{ inputs.sha }}
-      test_script: "ci/test_python_cudf.sh"
+      script: "ci/test_python_cudf.sh"
   conda-python-other-tests:
     # Tests for dask_cudf, custreamz, cudf_kafka are separated for CI parallelism
     secrets: inherit
@@ -61,7 +61,7 @@ jobs:
       branch: ${{ inputs.branch }}
       date: ${{ inputs.date }}
       sha: ${{ inputs.sha }}
-      test_script: "ci/test_python_other.sh"
+      script: "ci/test_python_other.sh"
   conda-java-tests:
     secrets: inherit
     uses: rapidsai/shared-workflows/.github/workflows/[email protected]