bug #20156 Fix event annotation for arguments resolving event (Koc)

This PR was submitted for the master branch but it was merged into the 3.1 branch instead (closes #20156).

Discussion
----------

Fix event annotation for arguments resolving event

| Q             | A
| ------------- | ---
| Branch?       | 3.1
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #12299
| License       | MIT
| Doc PR        | -

Commits
-------

384d0ee Fix event annotation for arguments resolving event

src/Symfony/Component/HttpKernel/KernelEvents.php

@@ -73,10 +73,9 @@ final class KernelEvents
      * The CONTROLLER_ARGUMENTS event occurs once controller arguments have been resolved.
      *
      * This event allows you to change the arguments that will be passed to
-     * the controller. The event listener method receives a
-     * Symfony\Component\HttpKernel\Event\FilterControllerArgumentsEvent instance.
+     * the controller.
      *
-     * @Event
+     * @Event("Symfony\Component\HttpKernel\Event\FilterControllerArgumentsEvent")
      *
      * @var string
      */