adding copyright headers

Signed-off-by: Mikhail Naumov <[email protected]>

AutomatedTesting/LuaScripts/Spawnables/DespawnOnEntityDeactivate.lua

@@ -1,3 +1,14 @@
+----------------------------------------------------------------------------------------------------
+--
+-- Copyright (c) Contributors to the Open 3D Engine Project.
+-- For complete copyright and license terms please see the LICENSE at the root of this distribution.
+--
+-- SPDX-License-Identifier: Apache-2.0 OR MIT
+--
+--
+--
+----------------------------------------------------------------------------------------------------
+
 local DespawnOnEntityDeactivate = 
 {
     Properties = 

AutomatedTesting/LuaScripts/Spawnables/MultipleSpawnsFromSingleTicket.lua

@@ -1,3 +1,14 @@
+----------------------------------------------------------------------------------------------------
+--
+-- Copyright (c) Contributors to the Open 3D Engine Project.
+-- For complete copyright and license terms please see the LICENSE at the root of this distribution.
+--
+-- SPDX-License-Identifier: Apache-2.0 OR MIT
+--
+--
+--
+----------------------------------------------------------------------------------------------------
+
 local MultipleSpawnsFromSingleTicket = 
 {
     Properties = 

AutomatedTesting/LuaScripts/Spawnables/NestedSpawner.lua

@@ -1,3 +1,14 @@
+----------------------------------------------------------------------------------------------------
+--
+-- Copyright (c) Contributors to the Open 3D Engine Project.
+-- For complete copyright and license terms please see the LICENSE at the root of this distribution.
+--
+-- SPDX-License-Identifier: Apache-2.0 OR MIT
+--
+--
+--
+----------------------------------------------------------------------------------------------------
+
 local NestedSpawner = 
 {
     Properties = 

AutomatedTesting/LuaScripts/Spawnables/SimpleSpawnDespawn.lua

@@ -1,3 +1,14 @@
+----------------------------------------------------------------------------------------------------
+--
+-- Copyright (c) Contributors to the Open 3D Engine Project.
+-- For complete copyright and license terms please see the LICENSE at the root of this distribution.
+--
+-- SPDX-License-Identifier: Apache-2.0 OR MIT
+--
+--
+--
+----------------------------------------------------------------------------------------------------
+
 local SimpleSpawnDespawn = 
 {
     Properties = 

AutomatedTesting/LuaScripts/Spawnables/SimpleSpawnNoDespawn.lua

@@ -1,3 +1,14 @@
+----------------------------------------------------------------------------------------------------
+--
+-- Copyright (c) Contributors to the Open 3D Engine Project.
+-- For complete copyright and license terms please see the LICENSE at the root of this distribution.
+--
+-- SPDX-License-Identifier: Apache-2.0 OR MIT
+--
+--
+--
+----------------------------------------------------------------------------------------------------
+
 local SimpleSpawnNoDespawn = 
 {
     Properties =