minor #9577 fix typo (mb3rnard)

This PR was merged into the 4.0 branch.

Discussion
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fix typo

the word "needed" isn't grammatically correct in that sentence. It should be replaced by "needing".

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Commits
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2006dba fix typo

Author: xabbuh

best_practices/business-logic.rst

@@ -38,7 +38,7 @@ Services: Naming and Configuration
 by Symfony's Service Container to manage services with minimal configuration. It
 reads the type-hints on your constructor (or other methods) and automatically
 passes the correct services to each method. It can also add
-:doc:`service tags </service_container/tags>` to the services needed them, such
+:doc:`service tags </service_container/tags>` to the services needing them, such
 as Twig extensions, event subscribers, etc.
 
 The blog application needs a utility that can transform a post title (e.g.