Fix channel

package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <package xmlns="http:https://pear.php.net/dtd/package-2.0" xmlns:tasks="http:https://pear.php.net/dtd/tasks-1.0" xmlns:xsi="http:https://www.w3.org/2001/XMLSchema-instance" packagerversion="1.4.7" version="2.0" xsi:schemaLocation="http:https://pear.php.net/dtd/tasks-1.0 http:https://pear.php.net/dtd/tasks-1.0.xsd http:https://pear.php.net/dtd/package-2.0 http:https://pear.php.net/dtd/package-2.0.xsd">
  <name>Mosquitto</name>
- <channel>pecl.php.net</channel>
+ <channel>pecl.mgdm.net</channel>
  <summary>Extension for libmosquitto</summary>
  <description>Mosquitto provides support for the MQTT protocol, including publishing, subscribing, and an event loop.</description>
  <lead>