[3.x] Fix Ubuntu 24.04 issues

Author: WyriHaximus

tests/Query/TcpTransportExecutorTest.php

@@ -374,7 +374,7 @@ public function testQueryRejectsWhenClientKeepsSendingWhenServerClosesSocketWith
         $exception = null;
         for ($i = 0; $i < 2000; ++$i) {
             $promise = $executor->query($query);
-            $promise->then(null, function (\Exception $reason) use (&$exception) {
+            $promise->then(null, function ($reason) use (&$exception) {
                 $exception = $reason;
             });
         }
@@ -410,6 +410,7 @@ public function testQueryRejectsWhenClientKeepsSendingWhenServerClosesSocketWith
             'Unable to send query to DNS server tcp://' . $address . ' (',
             defined('SOCKET_EPIPE') ? (PHP_OS !== 'Darwin' || $writePending ? SOCKET_EPIPE : SOCKET_EPROTOTYPE) : null
         );
+        var_export([$exception, (string)$exception]);
         throw $exception;
     }