minor #11176 use correct quote (OskarStark)

This PR was merged into the 4.2 branch.

Discussion
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use correct quote

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Commits
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a5f7929 use correct quote

Author: wouterj

configuration.rst

@@ -47,7 +47,7 @@ instance, the framework bundle is configured in ``config/packages/framework.yaml
                     http://symfony.com/schema/dic/framework https://symfony.com/schema/dic/framework/framework-1.0.xsd"
             >
                 <framework:config secret="%env(APP_SECRET)%">
-                    <!--<framework:csrf-protection enabled="true“/>-->
+                    <!--<framework:csrf-protection enabled="true"/>-->
                     <!--<framework:esi enabled="true"/>-->
                     <!--<framework:fragments enabled="true"/>-->