Update ICD version to 3.0

src/Vulkan/libVulkan.cpp

@@ -54,6 +54,12 @@ VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(VkInstance in
 	return vk::GetInstanceProcAddr(instance, pName);
 }
 
+VKAPI_ATTR VkResult VKAPI_CALL vk_icdNegotiateLoaderICDInterfaceVersion(uint32_t* pSupportedVersion)
+{
+	*pSupportedVersion = 3;
+	return VK_SUCCESS;
+}
+
 static const VkExtensionProperties instanceExtensionProperties[] =
 {
 	{ VK_KHR_DEVICE_GROUP_CREATION_EXTENSION_NAME, VK_KHR_DEVICE_GROUP_CREATION_SPEC_VERSION },

src/Vulkan/libvk_swiftshader.lds

@@ -2,6 +2,7 @@
 global:
 	# Loader-ICD interface functions
 	vk_icdGetInstanceProcAddr;
+	vk_icdNegotiateLoaderICDInterfaceVersion;
 
 	# Type-strings and type-infos required by sanitizers
 	_ZTS*;