Update on "[ET-VK][9/n] clone node"

Introduce a clone node for copy operation.

Also register `aten.clone` to this node. Important to note that during model export, possible to point the lvalue of `aten.clone` to the underlying shared object of the rvalue to achieve no-copy.

Differential Revision: [D56441547](https://our.internmc.facebook.com/intern/diff/D56441547/)

[ghstack-poisoned]

Author: yipjustin

backends/vulkan/runtime/graph/ops/impl/Permute.h

@@ -6,6 +6,8 @@
  * LICENSE file in the root directory of this source tree.
  */
 
+#pragma once
+
 #include <executorch/backends/vulkan/runtime/api/api.h>
 
 #include <executorch/backends/vulkan/runtime/graph/ComputeGraph.h>

backends/vulkan/runtime/graph/ops/impl/Unsqueeze.cpp

@@ -8,11 +8,8 @@
 
 #include <executorch/backends/vulkan/runtime/graph/ops/OperatorRegistry.h>
 
-#include <executorch/backends/vulkan/runtime/api/api.h>
-
 #include <executorch/backends/vulkan/runtime/graph/ops/impl/Permute.h>
 #include <executorch/backends/vulkan/runtime/graph/ops/impl/utils/KernelUtils.h>
-#include <executorch/backends/vulkan/runtime/graph/ops/impl/utils/TensorUtils.h>
 #include <executorch/backends/vulkan/runtime/graph/ops/utils/ShaderNameUtils.h>
 
 namespace vkcompute {