Fix markup for versionchanged sphinx directive.
diff --git a/Doc/library/wsgiref.rst b/Doc/library/wsgiref.rst
index 531f4e4..1cef2e9 100644
--- a/Doc/library/wsgiref.rst
+++ b/Doc/library/wsgiref.rst
@@ -610,10 +610,8 @@
       servers.
 
       .. versionchanged:: 3.3
-
-      The term "Python" is replaced with implementation specific term like
-      "CPython", "Jython" etc.
-
+         The term "Python" is replaced with implementation specific term like
+         "CPython", "Jython" etc.
 
    .. method:: BaseHandler.get_scheme()