feat(openthread): support alloc nat64 session from psram

components/openthread/private_include/esp_openthread_common.hpp

@@ -0,0 +1,21 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#pragma once
+
+#include "esp_heap_caps.h"
+#include <utility>
+#include "common/new.hpp"
+
+template <typename T, typename... Args>
+inline T *New(uint32_t alloc_caps, Args &&...args)
+{
+    void *p = heap_caps_calloc(1, sizeof(T), alloc_caps);
+    if (p != nullptr) {
+        return new (p) T(std::forward<Args>(args)...);
+    }
+    return nullptr;
+}