restrict the version of transformers

Co-authored-by: dg845 <58458699+dg845@users.noreply.github.com>

Author: DavidBert

tests/pipelines/photon/test_pipeline_photon.py

@@ -15,6 +15,7 @@
 from ..test_pipelines_common import PipelineTesterMixin
 
 
+@pytest.mark.xfail(condition=is_transformers_version(">", "4.57.1"), reason="See https://github.com/huggingface/diffusers/pull/12456#issuecomment-3424228544", strict=False)
 class PhotonPipelineFastTests(PipelineTesterMixin, unittest.TestCase):
     pipeline_class = PhotonPipeline
     params = TEXT_TO_IMAGE_PARAMS - {"cross_attention_kwargs"}