Update mailer.rst: Changing order of tips

Page: https://symfony.com/doc/current/mailer.html#email-addresses

Reason: Bring the 2 IDN-related tips together.

Author: ThomasLandauer

mailer.rst

@@ -560,17 +560,17 @@ both strings or address objects::
         // ...
     ;
 
-.. versionadded:: 7.2
-
-    Support for non-ASCII email addresses (e.g. ``jânë.dœ@ëxãmplę.com``)
-    was introduced in Symfony 7.2.
-
 .. tip::
 
     Instead of calling ``->from()`` *every* time you create a new email, you can
     :ref:`configure emails globally <mailer-configure-email-globally>` to set the
     same ``From`` email to all messages.
 
+.. versionadded:: 7.2
+
+    Support for non-ASCII email addresses (e.g. ``jânë.dœ@ëxãmplę.com``)
+    was introduced in Symfony 7.2.
+
 .. note::
 
     The local part of the address (what goes before the ``@``) can include UTF-8