scripts: Add object_type header file gen interface
scripts: Add object_type header file gen interface

Change-Id: I2e4a9be203f13daccc5674d0b8f66729046af46c

KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools