feat：修改redis timeout

@@ -7,14 +7,14 @@ use Swoole\Database\RedisPool;
 class RedisCli
 {
     private $pool;
-    public function __construct($host,$port,$password,$dbIndex, $num = 20)
+    public function __construct($host,$port,$password,$dbIndex, $timeout=0, $num = 20)
     {
         $this->pool = new RedisPool((new RedisConfig)
             ->withHost($host)
             ->withPort($port)
             ->withAuth($password)
             ->withDbIndex($dbIndex)
-            ->withTimeout(5)
+            ->withTimeout($timeout)
             ,$num //默认64个连接池
         );
     }