Add ARRAY_API_TESTS_VERSION to array API conformity job and set to 2024.12

Author: ndgrigorian

.github/workflows/conda-package.yml

@@ -771,6 +771,7 @@ jobs:
           cd /home/runner/work/array-api-tests
           ${CONDA_PREFIX}/bin/python -c "import dpctl; dpctl.lsplatform()"
           export ARRAY_API_TESTS_MODULE=dpctl.tensor
+          export ARRAY_API_TESTS_VERSION=2024.12
           ${CONDA_PREFIX}/bin/python -m pytest --json-report --json-report-file=$FILE --disable-deadline --skips-file ${GITHUB_WORKSPACE}/.github/workflows/array-api-skips.txt array_api_tests/ || true
       - name: Set Github environment variables
         shell: bash -l {0}