Update Prism Python bindings interface

Add GetProjects, GetProjectTemplates, GetGems, GetProject and GetGem.
CreateProject and UpdateProject and the engine functions are not implemented yet

Code/Tools/ProjectManager/Source/EngineInfo.h

@@ -0,0 +1,29 @@
+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#pragma once
+
+#if !defined(Q_MOC_RUN)
+#include <QString>
+#endif
+
+namespace O3DE::ProjectManager
+{
+    class EngineInfo
+    {
+    public:
+        EngineInfo() = default;
+        EngineInfo(const QString& path);
+
+        QString m_path;
+    };
+} // namespace O3DE::ProjectManager