Disable CK Tile Stream-K reduction tests (#3559)

The test_ck_tile_streamk_reduction test suite seems to have transient
failures; hence, we are disabling these tests for now. We will re-enable
them once the bug is resolved.

Author: ecamartins

test/ck_tile/gemm_streamk/CMakeLists.txt

@@ -23,9 +23,10 @@ if(GPU_TARGETS MATCHES "gfx90a|gfx942|gfx950")
     #TODO: support all arches
     #TODO: current c-shuffle only supports C layout as R
     add_gtest_executable(test_ck_tile_streamk_tile_partitioner test_streamk_tile_partitioner.cpp)
-    add_gtest_executable(test_ck_tile_streamk_reduction
-                        ${CMAKE_CURRENT_SOURCE_DIR}/smoke_tests/test_gemm_streamk_fp16_reduction.cpp
-                        test_gemm_streamk_util.cpp)
+    # TODO: Renable once transient bug for reduction is resolved.
+    # add_gtest_executable(test_ck_tile_streamk_reduction
+    #                     ${CMAKE_CURRENT_SOURCE_DIR}/smoke_tests/test_gemm_streamk_fp16_reduction.cpp
+    #                     test_gemm_streamk_util.cpp)
     add_gtest_executable(test_ck_tile_streamk_smoke 
                         ${CMAKE_CURRENT_SOURCE_DIR}/smoke_tests/test_gemm_streamk_fp16_persistent.cpp
                         ${CMAKE_CURRENT_SOURCE_DIR}/smoke_tests/test_gemm_streamk_bf16_persistent.cpp