layers: Remove invalid query avaibility error check
layers: Remove invalid query avaibility error check

This case in GetQueryPoolResults flagged errors for cases that are
valid.

Change-Id: I00a823992d200cd30988fde39ef679ea8ad8bce3

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