Use SPV_KHR_physical_storage_buffer extension
dEQP-VK.spirv_assembly.instruction.compute.physical_pointers.compute.*
tests were using SPV_EXT_physical_storage_buffer extension, while
SPV_KHR_physical_storage_buffer should be used instead. Using the old
EXT-version causes validation errors, because the related Vulkan
extension VK_EXT_buffer_device_address is not enabled.
Affects:
dEQP-VK.spirv_assembly.instruction.compute.physical_pointers.compute.*
Components: Vulkan
VK-GL-CTS issue: 2808
Change-Id: Ic870fe32a81f6dbacb72c4f0d95e8f62e6e72ee3