message: tooling_info: Initialize sType/pNext in get_physical_device_tool_properties
  The type and next-pointer of output structures must always be
  initialized.
  Fixes: ("Added `VK_EXT_tooling_info` extension support (#310)")
diff: @@ -30,7 +30,7 @@ impl ToolingInfo {
  &self,
  physical_device: vk::PhysicalDevice,
  ) -> VkResult<Vec<vk::PhysicalDeviceToolPropertiesEXT>> {
  - read_into_uninitialized_vector(|count, data| {
  + read_into_defaulted_vector(|count, data| {
  self.tooling_info_fn
  .get_physical_device_tool_properties_ext(physical_device, count, data)
  })
  