[3.6] Correct typo in configparser.rst (GH-1012) (GH-1025)

Mariatta · web-flow · commit 90eb7a9ff4ce · 2017-04-09T15:15:57.000-07:00
(cherry picked from commit 01fa9ae)
diff --git a/Doc/library/configparser.rst b/Doc/library/configparser.rst
@@ -34,8 +34,8 @@ can be customized by end users easily.
 .. seealso::
 
    Module :mod:`shlex`
-      Support for a creating Unix shell-like mini-languages which can be used
-      as an alternate format for application configuration files.
+      Support for creating Unix shell-like mini-languages which can be used as
+      an alternate format for application configuration files.
 
    Module :mod:`json`
       The json module implements a subset of JavaScript syntax which can also
