minor symfony#13396 Update notifier.rst (l-vo)

This PR was merged into the 5.0 branch.

Discussion
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Update notifier.rst

Fix NotificationEmail link

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Commits
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379026d Update notifier.rst

Author: javiereguiluz

notifier.rst

@@ -179,7 +179,7 @@ Email Channel
 
 The email channel uses the :doc:`Symfony Mailer </mailer>` to send
 notifications using the special
-:class:`Symfony\\Bridge\\TwigBridge\\Mime\\NotificationEmail`. It is
+:class:`Symfony\\Bridge\\Twig\\Mime\\NotificationEmail`. It is
 required to install the Twig bridge along with the Inky and CSS Inliner
 Twig extensions: