minor #11490 Remove whitespace before self closing xml tag (OskarStark)

This PR was merged into the 3.4 branch.

Discussion
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Remove whitespace before self closing xml tag

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Commits
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9af11bd Remove whitespace before self closing xml tag

Author: javiereguiluz

security/remember_me.rst

@@ -289,7 +289,7 @@ First, you need to register ``DoctrineTokenProvider`` as a service:
             xsi:schemaLocation="http://symfony.com/schema/dic/services https://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <services>
-                <service id="Symfony\Bridge\Doctrine\Security\RememberMe\DoctrineTokenProvider" />
+                <service id="Symfony\Bridge\Doctrine\Security\RememberMe\DoctrineTokenProvider"/>
             </services>
         </container>