Fix the versionadded indentation in exec_module doc (GH-8719)

diff --git a/Doc/library/importlib.rst b/Doc/library/importlib.rst
index 74a73fdbddb4ccb225c7cae01fa2ba7b2abec2a8..6f4da11989551ea500025ae6464d8f90fec0cf6f 100644 (file)
--- a/Doc/library/importlib.rst
+++ b/Doc/library/importlib.rst
@@ -770,7 +770,7 @@ ABC hierarchy::
 
        Concrete implementation of :meth:`Loader.exec_module`.
 
-      .. versionadded:: 3.4
+       .. versionadded:: 3.4
 
     .. method:: load_module(fullname)