fix: update header line

Simperfit · web-flow · commit 1f98bfc5058c · 2019-08-09T13:15:23.000+02:00
diff --git a/components/console/helpers/questionhelper.rst b/components/console/helpers/questionhelper.rst
@@ -217,7 +217,7 @@ provide a callback function to dynamically generate suggestions::
     The ``setAutocompleterCallback()`` method was introduced in Symfony 4.3.
 
 Do not Trim the Answer
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~
 
 You can also specify if you want to not trim the answer by setting it directly with
 :method:`Symfony\\Component\\Console\\Question\\Question::setTrimmable`::
