Add gemm universal bf16 instances (#1484)

* revert ckprofiler change

* temp save

* Add test and test pass

* test pass

* Fix bug inside rotating buffer when tensor is not packed

* bug fix

* clang format

---------

Co-authored-by: Illia Silin <98187287+illsilin@users.noreply.github.com>

include/ck/tensor_operation/gpu/block/blockwise_gemm_pipeline_xdlops_v3.hpp

@@ -446,7 +446,9 @@ struct BlockwiseGemmXdlops_pipeline_v3<BlockGemmPipelineScheduler::Intrawave,
                     });
                 });
             });
-            __builtin_amdgcn_sched_barrier(0);
+            // Let's leak last MFMA block to epilogue region, cover the potential lds-shuffle
+            // latency
+            // __builtin_amdgcn_sched_barrier(0);
         }
     }