fix typo in validates docs (#9983)

diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py
index cf9256f63ea8e3e2eed4b3387c0a53ae41dd9c22..dcf464896b0c1a0100bd8fc7565a4eb5bc925ebe 100644 (file)
--- a/lib/sqlalchemy/orm/mapper.py
+++ b/lib/sqlalchemy/orm/mapper.py
@@ -4349,7 +4349,7 @@ def validates(
      attribute operation.
 
      .. versionchanged:: 2.0.16 This paramter inadvertently defaulted to
-        ``False `` for releases 2.0.0 through 2.0.15.  Its correct default
+        ``False`` for releases 2.0.0 through 2.0.15.  Its correct default
         of ``True`` is restored in 2.0.16.
 
     .. seealso::