[#7203] merge note and versionadded directive

Author: xabbuh

service_container/configurators.rst

@@ -190,7 +190,10 @@ You can configure the service configurator using the ``configurator`` option:
             ->setConfigurator(array(new Reference('app.email_configurator'), 'configure'))
         ;
 
-.. note::
+
+.. versionadded:: 3.2
+    The ``service_id:method_name`` syntax for the YAML configuration format
+    was introduced in Symfony 3.2.
 
     The traditional configurator syntax in YAML files used an array to define
     the service id and the method name:
@@ -203,10 +206,6 @@ You can configure the service configurator using the ``configurator`` option:
             # old syntax
             configurator: ['@app.email_configurator', configure]
 
-.. versionadded:: 3.2
-    The ``service_id:method_name`` syntax for the YAML configuration format
-    was introduced in Symfony 3.2.
-
 That's it! When requesting the ``app.newsletter_manager`` or
 ``app.greeting_card_manager`` service, the created instance will first be
 passed to the ``EmailConfigurator::configure()`` method.