Correct comment mistake.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11190 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Security/ERP5UserManager.py

@@ -163,7 +163,7 @@ class ERP5UserManager(BasePlugin):
     def getUserByLogin(self, login):
         """
         Search the Catalog for login and return a list of person objects
-        login can be a string list or a list of strings
+        login can be a string or a list of strings
         """
         if not login:
           return []