Add tests to check for reduce_into() stream behavior #5356

Job	Run time
Build workflow from matrix	15s
Build and Verify Docs	6m 54s
Build MatX / Build MatX	4m 11s
Build RAPIDS / Check GH Event	3s
Build RAPIDS / rmm kvikio cudf cudf_kafka cuspatial	6m 51s
Build RAPIDS / rmm ucxx raft cuvs cumlprims_mg cuml	5m 48s
Build RAPIDS / rmm ucxx raft cugraph-ops cugraph cugraph-gnn	6m 53s
${{ matrix.name }}	0s
${{ matrix.name }}	0s
${{ matrix.name }}	0s
Verify Dev Containers / Verify devcontainer files are up-to-date	20s
cuda (python) CTK12.6 nvcc GCC / [GCC13] Test(amd64, V100)	24m 14s
Verify Dev Containers / ${{ matrix.devcontainer.name }}	0s
Build MatX / Notify Slack of MatX failure	0s
Build RAPIDS / Notify Slack of RAPIDS failure	0s
Verify and summarize workflow results	22s
CI	1s
	55m 52s

Provide feedback