Update pipeline_boomer.py

pipeline_boomer.py

@@ -239,7 +239,7 @@ class BoomerPipeline(DiffusionPipeline):
         prompt: Union[str, List[str]],
         steps: int = 32,
         seed: int | None = None,
-        cfg_scale: float = 4.5,
+        cfg_scale: float = 4.0,
         cfg_rescale: float = 0.5,
         substeps: int = 5,
         offload_text_encoder: bool = True,