fixed typo

Author: gorgitko

Diff for: examples/example_03.py

@@ -20,8 +20,8 @@ def reverse_sorter(keys):
 kv.parse(filename_vdf, key_modifier=key_modifier)
 print(kv)
 
-# print sorted alphabetically descending
+# print keys sorted alphabetically descending
 print(kv.dump(key_sorter=reverse_sorter))
 
 # print keys reversed
-print(kv.dump(key_sorter=reversed))
+print(kv.dump(key_sorter=reversed))