Pamhyr: Fix PEP8.

src/View/LateralContribution/UndoCommand.py

@@ -134,6 +134,7 @@ class AddCommand(QUndoCommand):
         else:
             self._new.set_as_not_deleted()
 
+
 class DelCommand(QUndoCommand):
     def __init__(self, lcs, tab, rows):
         QUndoCommand.__init__(self)