minor symfony#12159 Move anchor above correct heading (OskarStark)

This PR was merged into the 4.3 branch.

Discussion
----------

Move anchor above correct heading

Commits
-------

13d13e6 Move anchor above correct heading

Author: javiereguiluz

translation.rst

@@ -44,8 +44,6 @@ to learn even more. Overall, the process has several steps:
    for the request and optionally
    :doc:`on the user's entire session </session/locale_sticky_session>`.
 
-.. _translation-configuration:
-
 Installation
 ------------
 
@@ -55,6 +53,8 @@ First, run this command to install the translator before using it:
 
     $ composer require symfony/translation
 
+.. _translation-configuration:
+
 Configuration
 -------------