Disable fa for vae because 512 dim is not supported.

Signed-off-by: lijian <lijian6@sugon.com>

src/diffusers/pipelines/stable_diffusion/pipeline_stable_diffusion.py

@@ -1042,6 +1042,7 @@ class StableDiffusionPipeline(
                         step_idx = i // getattr(self.scheduler, "order", 1)
                         callback(step_idx, t, latents)
 
+        self.disable_xformers_memory_efficient_attention()
         if not output_type == "latent":
             image = self.vae.decode(latents / self.vae.config.scaling_factor, return_dict=False, generator=generator)[
                 0