fix typo in mapper doc string

Change-Id: I10fd7bdb0f0564a5beadfe3fa9fbb7e5ea88362c
(cherry picked from commit 74a8e2ced922183d6ad072eced904cb989113fa2)

diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py
index ba668b8aedcf60aba0f388753baae6cc6e657908..4da1a5673a4d0864225125c72f6ed1e5325a5adf 100644 (file)
--- a/lib/sqlalchemy/orm/mapper.py
+++ b/lib/sqlalchemy/orm/mapper.py
@@ -321,7 +321,7 @@ class Mapper(
           mapping of the class to an alternate selectable, for loading
           only.
 
-         .. seealso::
+          .. seealso::
 
             :ref:`relationship_aliased_class` - the new pattern that removes
             the need for the :paramref:`_orm.Mapper.non_primary` flag.