Add optimized blockwise gemm using ck wrapper (#1157)

* Add optimized blockwise gemm using ck wrapper

* Add basic gemm example

* Update docs

* Add tutorial for gemm using ck wrapper

* Add perf note

* edits

* Fix cmake

* Fixes

---------

Co-authored-by: Lisa Delaney <lisa.delaney@amd.com>

include/ck/wrapper/utils/kernel_utils.hpp

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) 2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#pragma once
+
+#include "ck/ck.hpp"
+
+namespace ck {
+namespace wrapper {
+
+#define __CK_WRAPPER_LAUNCH_BOUNDS__ __launch_bounds__(CK_MAX_THREAD_PER_BLOCK, CK_MIN_BLOCK_PER_CU)
+
+} // namespace wrapper
+} // namespace ck