Merge branch '6.4' into 7.3

* 6.4:
  fix session cookie options assertions on PHP 8.5
  [String] Fix issues singular

Author: nicolas-grekas

Tests/Session/Storage/NativeSessionStorageTest.php

@@ -195,6 +195,10 @@ public function testCookieOptions()
             'cookie_samesite' => 'lax',
         ];
 
+        if (\PHP_VERSION_ID >= 80500) {
+            $options['cookie_partitioned'] = false;
+        }
+
         $this->getStorage($options);
         $temp = session_get_cookie_params();
         $gco = [];