Issue #22558: Add remaining doc links to source code for Python-coded modules.
Reformat header above separator line (added if missing) to a common format.
Patch by Yoni Lavi.
diff --git a/Doc/library/configparser.rst b/Doc/library/configparser.rst
index c5dc8d7..eeae96a 100644
--- a/Doc/library/configparser.rst
+++ b/Doc/library/configparser.rst
@@ -19,6 +19,8 @@
    single: ini file
    single: Windows ini file
 
+--------------
+
 This module provides the :class:`ConfigParser` class which implements a basic
 configuration language which provides a structure similar to what's found in
 Microsoft Windows INI files.  You can use this to write Python programs which