Fix Server Manager

`SwooleTaskJob` has a `fire()` method, not a `dispatch()` method.

Author: prolic

src/Server/Manager.php

@@ -271,7 +271,7 @@ public function onTask($server, $taskId, $srcWorkerId, $data)
                 $this->pushMessage($server, $data['data']);
             // push async task to queue
             } elseif ($this->isAsyncTaskPayload($data)) {
-                (new SwooleTaskJob($this->container, $server, $data, $taskId, $srcWorkerId))->dispatch();
+                (new SwooleTaskJob($this->container, $server, $data, $taskId, $srcWorkerId))->fire();
             }
         } catch (Throwable $e) {
             $this->logServerError($e);