tests: Fix framework init of depthClampEnable
tests: Fix framework init of depthClampEnable

This cannot be defaulted to TRUE as it relies on a device feature.

Change-Id: I301823e4945625dc0d6bda6826cd9eeb2088234b

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