minor symfony#46232 Remove former core members from github code owners (chalasr)

This PR was merged into the 4.4 branch.

Discussion
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Remove former core members from github code owners

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

<img width="827" alt="Screenshot 2022-05-02 at 13 53 17" src="https://user-images.githubusercontent.com/7502063/166229932-05853aad-ad92-4cd7-b1f8-16cf01be0dcd.png">

Commits
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886f93b Remove former core members from code owners

Author: nicolas-grekas

.github/CODEOWNERS

@@ -24,13 +24,8 @@
 /src/Symfony/Component/Form/ @xabbuh @yceruto
 # HttpKernel
 /src/Symfony/Component/HttpKernel/Log/Logger.php @dunglas
-# LDAP
-/src/Symfony/Component/Ldap/ @csarrazi
 # Lock
 /src/Symfony/Component/Lock/ @jderusse
-# Messenger
-/src/Symfony/Bridge/Doctrine/Messenger/ @sroze
-/src/Symfony/Component/Messenger/ @sroze
 # OptionsResolver
 /src/Symfony/Component/OptionsResolver/ @yceruto
 # PropertyInfo