Set proper loader dispatch table while allocating external queue cmd buf

renderdoc/driver/vulkan/wrappers/vk_device_funcs.cpp

@@ -1975,6 +1975,11 @@ VkResult WrappedVulkan::vkCreateDevice(VkPhysicalDevice physicalDevice,
                                                     &m_ExternalQueues[qidx].buffer);
       RDCASSERTEQUAL(vkr, VK_SUCCESS);
 
+      if(m_SetDeviceLoaderData)
+        m_SetDeviceLoaderData(device, m_ExternalQueues[qidx].buffer);
+      else
+        SetDispatchTableOverMagicNumber(device, m_ExternalQueues[qidx].buffer);
+
       GetResourceManager()->WrapResource(Unwrap(device), m_ExternalQueues[qidx].buffer);
     }