[CK_TILE] fused-moe first version (#1634)

* moe pipeline

* update code

* compile OK

* update

* update cpu reference

* update pipeline_gemm0

* compiler ok

* update pipeline

* rename to ex pipeline

* block-asm

* update

* update

* update first gemm ok

* compute correct

* update file structure

* update README

* update

* update

* update code

* update API

* return unsupport case

* add comment

* update readme

* update

* uncomment

* update

* fix build err

---------

Co-authored-by: valarLip <340077269@qq.com>

[ROCm/composable_kernel commit: 440e28b08f]

include/ck_tile/host/joinable_thread.hpp

@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) 2018-2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#pragma once
+
+#include <thread>
+#include <utility>
+
+namespace ck_tile {
+
+struct joinable_thread : std::thread
+{
+    template <typename... Xs>
+    joinable_thread(Xs&&... xs) : std::thread(std::forward<Xs>(xs)...)
+    {
+    }
+
+    joinable_thread(joinable_thread&&) = default;
+    joinable_thread& operator=(joinable_thread&&) = default;
+
+    ~joinable_thread()
+    {
+        if(this->joinable())
+            this->join();
+    }
+};
+} // namespace ck_tile