minor #11551 Small typo fix (OskarStark)

This PR was merged into the 4.2 branch.

Discussion
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Small typo fix

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Commits
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46e2993 typo

Author: wouterj

mercure.rst

@@ -115,7 +115,7 @@ publish:
     }
 
 Because the array is empty, the Symfony app will only be authorized to publish
-public updates (see the authorization_ section for further informations).
+public updates (see the authorization_ section for further information).
 
 .. tip::