[Enhancement]remove duplicate video preprocess in Wan2.2 pipeline (#2963)

Signed-off-by: bjf-frz <frz123db@gmail.com>

tests/diffusion/models/wan2_2/test_wan22_i2v_pipeline.py

@@ -44,7 +44,6 @@ def test_i2v_preprocess_requires_image_and_resizes_to_480p_aspect() -> None:
     assert result.sampling_params.height == 432
     assert result.sampling_params.width == 880
     assert prompt["multi_modal_data"]["image"].size == (880, 432)
-    assert prompt["additional_information"]["preprocessed_image"].shape[-2:] == (432, 880)
 
     missing_image = SimpleNamespace(
         prompts=[{"prompt": "p", "multi_modal_data": {}}],

tests/diffusion/models/wan2_2/test_wan22_ti2v_pipeline.py

@@ -41,7 +41,6 @@ def test_ti2v_preprocess_uses_720p_area_for_image_condition() -> None:
     assert result.sampling_params.height == 672
     assert result.sampling_params.width == 1344
     assert result.prompts[0]["multi_modal_data"]["image"].size == (1344, 672)
-    assert result.prompts[0]["additional_information"]["preprocessed_image"].shape[-2:] == (672, 1344)
 
 
 def test_ti2v_diffuse_without_image_condition_expands_patch_timesteps() -> None: