bug fixes for building github workflow

Author: amin

src/MulticastExecutor.php

@@ -95,7 +95,7 @@ public function query(Query $query): PromiseInterface
      */
     public function doQuery($queryData, $name): PromiseInterface
     {
-        $this->conn = await($this->factory->createServer('udp://0.0.0.0:0'));
+        $this->conn = await($this->factory->createClient('127.0.0.1:0'));
 
         $timer = $this->loop->addTimer($this->timeout, function () use ($name) {
             $this->conn->close();

tests/MdnsServerMock.php

@@ -21,7 +21,7 @@ public function __construct(private array $records)
     public function start(): void
     {
         $factory = new Factory();
-        $this->server = await($factory->createServer('udp://0.0.0.0:5353'));
+        $this->server = await($factory->createServer('224.0.0.251:5353'));
         $parser = new Parser();
         $dumper = new BinaryDumper();