minor symfony#4137 fixed directive syntax (WouterJ)

This PR was merged into the 2.3 branch. Discussion ---------- fixed directive syntax Fixes http://symfony.com/doc/current/cookbook/bundles/configuration.html Commits ------- d497d64 fixed directive syntax

Author: weaverryan

cookbook/console/sending_emails.rst

@@ -20,7 +20,7 @@ and per Command.
 Configuring the Request Context globally
 ----------------------------------------
 
-.. versionadded: 2.2
+.. versionadded:: 2.2
  The ``base_url`` parameter was introduced in Symfony 2.2.
 
 To configure the Request Context - which is used by the URL Generator - you can
@@ -88,7 +88,7 @@ from the ``router`` service and override its settings::
 Using Memory Spooling
 ---------------------
 
-.. versionadded: 2.3
+.. versionadded:: 2.3
  When using Symfony 2.3+ and SwiftmailerBundle 2.3.5+, the memory spool is now
  handled automatically in the CLI and the code below is not necessary anymore.