bug #36935 [HttpClient] Adjust AmpResponse to the stricter trait hand…

…ling in php 8 (derrabus)

This PR was merged into the 5.1 branch.

Discussion
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[HttpClient] Adjust AmpResponse to the stricter trait handling in php 8

| Q             | A
| ------------- | ---
| Branch?       | 5.1
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | #36872
| License       | MIT
| Doc PR        | N/A

Follows #36908.

Commits
-------

e3aa78f [HttpClient] Adjust AmpResponse to the stricter trait handling in php 8.

src/Symfony/Component/HttpClient/Response/AmpResponse.php

@@ -25,6 +25,7 @@
 use Symfony\Component\HttpClient\HttpClientTrait;
 use Symfony\Component\HttpClient\Internal\AmpBody;
 use Symfony\Component\HttpClient\Internal\AmpClientState;
+use Symfony\Component\HttpClient\Internal\ClientState;
 use Symfony\Contracts\HttpClient\ResponseInterface;
 
 /**
@@ -143,8 +144,10 @@ private static function schedule(self $response, array &$runningResponses): void
 
     /**
      * {@inheritdoc}
+     *
+     * @param AmpClientState $multi
      */
-    private static function perform(AmpClientState $multi, array &$responses = null): void
+    private static function perform(ClientState $multi, array &$responses = null): void
     {
         if ($responses) {
             foreach ($responses as $response) {
@@ -163,8 +166,10 @@ private static function perform(AmpClientState $multi, array &$responses = null)
 
     /**
      * {@inheritdoc}
+     *
+     * @param AmpClientState $multi
      */
-    private static function select(AmpClientState $multi, float $timeout): int
+    private static function select(ClientState $multi, float $timeout): int
     {
         $selected = 1;
         $delay = Loop::delay(1000 * $timeout, static function () use (&$selected) {