Fix spelling mistake in one of the comments

distiller/thinning.py

@@ -206,7 +206,7 @@ def find_nonzero_channels_list(param, param_name):
 
 def apply_and_save_recipe(model, zeros_mask_dict, thinning_recipe, optimizer):
     if len(thinning_recipe.modules) > 0 or len(thinning_recipe.parameters) > 0:
-        # Now actually remove the filters, chaneels and make the weight tensors smaller
+        # Now actually remove the filters, channels and make the weight tensors smaller
         execute_thinning_recipe(model, zeros_mask_dict, thinning_recipe, optimizer)
 
         # Stash the recipe, so that it will be serialized together with the model