update docstring

Signed-off-by: Kyle Sayers <kylesayrs@gmail.com>

Author: kylesayrs

src/compressed_tensors/compressors/sparse_compressors/base.py

@@ -160,6 +160,8 @@ def decompress_from_state_dict(
         state_dict: Dict[str, Tensor],
     ) -> Generator[Tuple[str, Dict[str, Tensor]], None, None]:
         """
+        Decompress the state dict of a module (or model)
+
         Unlike `self.decompress`, this function does not need to explicitly skip params
         via params_to_skip_load because it is more convenient for its only caller
         (ModelCompressor.decompress_model) to retrieve all unused param keys