anv: Clean up anv_device_memory::base on failure

Fixes: 682c81bdfb "vulkan,anv: Add a base object struct type"
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10123>

src/intel/vulkan/anv_device.c

@@ -3935,6 +3935,7 @@ VkResult anv_AllocateMemory(
    return VK_SUCCESS;
 
  fail:
+   vk_object_base_finish(&mem->base);
    vk_free2(&device->vk.alloc, pAllocator, mem);
 
    return result;