scripts: Update vuid_mapping.py for 64 header
scripts: Update vuid_mapping.py for 64 header

Change-Id: I3f55bd5ee0296fc962bb2ee624391e793f8f9fe4

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