minor #35657 [Security] Fix exception name in doc comments (chalasr)

This PR was squashed before being merged into the 3.4 branch (closes #35657).

Discussion
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[Security] Fix exception name in doc comments

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Commits
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f10098e9f1 [Security] Fix exception name in doc comments

Author: fabpot

Exception/AuthenticationExpiredException.php

@@ -12,7 +12,7 @@
 namespace Symfony\Component\Security\Core\Exception;
 
 /**
- * AuthenticationServiceException is thrown when an authenticated token becomes un-authenticated between requests.
+ * AuthenticationExpiredException is thrown when an authenticated token becomes un-authenticated between requests.
  *
  * In practice, this is due to the User changing between requests (e.g. password changes),
  * causes the token to become un-authenticated.