scripts: Remove noisy print from vuid_mapping.py
scripts: Remove noisy print from vuid_mapping.py

This script is now used in all builds and was bogging things down.

Change-Id: Ifd8c7d4c5328ce093e1dd9a111536936e1320ca0

KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers