enable batch jobs delay for redis queue ⏰ (#41783)

[before]
- batch jobs was ignoring delay time when pushing into redis.

[after]
- batch jobs delay time will be considered and stored into redis.

src/Illuminate/Queue/RedisQueue.php

@@ -99,7 +99,11 @@ public function bulk($jobs, $data = '', $queue = null)
         $this->getConnection()->pipeline(function () use ($jobs, $data, $queue) {
             $this->getConnection()->transaction(function () use ($jobs, $data, $queue) {
                 foreach ((array) $jobs as $job) {
-                    $this->push($job, $data, $queue);
+                    if (isset($job->delay)) {
+                        $this->later($job->delay, $job, $data, $queue);
+                    } else {
+                        $this->push($job, $data, $queue);
+                    }
                 }
             });
         });