DAP: Add Python debugging

Added Python support to the DAP engine in Qt Creator.

Note:
Locals aren't displayed for python. It will be fixed
in the following commit.

Change-Id: I6d3b41fecc98b92951ed0522e9201401293034d7
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/dap/pydapengine.h

@@ -0,0 +1,21 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
+
+#pragma once
+
+#include "dapengine.h"
+
+namespace Debugger::Internal {
+
+class PyDapEngine : public DapEngine
+{
+public:
+    PyDapEngine();
+
+private:
+    void handleDapInitialize() override;
+    void setupEngine() override;
+    Utils::Process m_proc;
+};
+
+} // Debugger::Internal