enable skia known extensions (see previous commit before cherry picking!)

src/Avalonia.Vulkan/Interop/VulkanInstance.cs

@@ -67,6 +67,9 @@ internal class VulkanInstance : IVulkanInstance
                 enabledLayers.Add("VK_LAYER_KHRONOS_validation");
         }
 
+        foreach (var ext in KnownExtensions.SkiaKnownExtensions)
+            AddExtensionsIfSupported(ext);
+        
         AddExtensionsIfSupported(VulkanExternalObjectsFeature.RequiredInstanceExtensions);
 
         var khrSurfaceExtensions = platformOptions.RequiredKhrSurfaceExtensions.Append("VK_KHR_surface").ToArray();

src/Avalonia.Vulkan/KnownExtensions.cs

@@ -0,0 +1,40 @@
+using System.Collections.Generic;
+
+namespace Avalonia.Vulkan;
+
+static class KnownExtensions
+{
+    // https://github.com/google/skia/blob/c381e69aac29ec1f64dee6be2872aced3ad05d59/tools/gpu/vk/VkTestUtils.cpp#L197
+    public static List<string> SkiaKnownExtensions2 = new();
+    public static List<string> SkiaKnownExtensions = new()
+    {
+        "VK_ARM_rasterization_order_attachment_access",
+        "VK_EXT_blend_operation_advanced",
+        "VK_EXT_conservative_rasterization",
+        "VK_EXT_device_fault",
+        "VK_EXT_extended_dynamic_state",
+        "VK_EXT_extended_dynamic_state2",
+        "VK_EXT_graphics_pipeline_library",
+        "VK_EXT_image_drm_format_modifier",
+        "VK_EXT_queue_family_foreign",
+        "VK_EXT_pipeline_creation_cache_control",
+        "VK_EXT_rasterization_order_attachment_access",
+        "VK_EXT_rgba10x6_formats",
+        "VK_EXT_vertex_input_dynamic_state",
+        "VK_KHR_bind_memory2",
+        "VK_KHR_copy_commands2",
+        "VK_KHR_dedicated_allocation",
+        "VK_KHR_driver_properties",
+        "VK_KHR_external_memory_capabilities",
+        "VK_KHR_external_memory",
+        "VK_KHR_format_feature_flags2",
+        "VK_KHR_get_memory_requirements2",
+        "VK_KHR_get_physical_device_properties2",
+        "VK_KHR_image_format_list",
+        "VK_KHR_maintenance1",
+        "VK_KHR_maintenance2",
+        "VK_KHR_maintenance3",
+        "VK_KHR_pipeline_library",
+        "VK_KHR_sampler_ycbcr_conversion",
+    };
+}