Update layer_attributes.py

Author: shumaari

nncf/common/graph/layer_attributes.py

@@ -66,18 +66,10 @@ def __init__(self, weight_requires_grad: bool, dtype: Dtype = Dtype.FLOAT, with_
         self.dtype = dtype
         self.with_bias = with_bias
 
-    @abstractmethod
-    def get_weight_shape(self) -> List[int]:
-        pass
-
     def get_num_filters(self) -> int:
         weight_shape = self.get_weight_shape()
         return weight_shape[self.get_target_dim_for_compression()]
 
-    @abstractmethod
-    def get_target_dim_for_compression(self) -> int:
-        pass
-
 
 class GenericWeightedLayerAttributes(WeightedLayerAttributes):
     """