Make preprocessing and postprocessing consistent accross transforms

src/ptwt/separable_conv_transform.py

@@ -45,8 +45,7 @@ def _separable_conv_dwtn_(
     All but the first axes are transformed.
 
     Note:
-        Please note, that ND-Transforms are generally out
-        of this project's scope.
+        ND-Transforms are generally out of this project's scope.
 
     Args:
         rec_dict (WaveletDetailDict): The result will be stored here