Fix trailing whitespace

lib/isg/dphysldap.py

@@ -60,7 +60,7 @@ class Entry(collections.abc.MutableMapping):
 
     def __len__(self):
         return len(self._dict)
-    
+
     def __str__(self):
         """
         Modifies the "informal" string value of str(x) or print(x)