Remove all references to yapf as it's no longer used (#26251)

Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>

tests/models/multimodal/processing/test_qwen2_vl.py

@@ -10,7 +10,6 @@ from ...utils import build_model_context
 
 
 @pytest.mark.parametrize("model_id", ["Qwen/Qwen2-VL-2B-Instruct"])
-# yapf: disable
 @pytest.mark.parametrize(
     ("mm_processor_kwargs", "expected_toks_per_img", "expected_pixels_shape"),
     [
@@ -18,7 +17,6 @@ from ...utils import build_model_context
         ({"min_pixels": 64**2, "max_pixels": 512**2}, 330, (1320, 1176)),
     ],
 )
-# yapf: enable
 @pytest.mark.parametrize("num_imgs", [1, 2])
 @pytest.mark.parametrize("kwargs_on_init", [True, False])
 def test_processor_override(