title: How to make phone numbers clickable in notifications content
body: <p>I would like to make ContentTitle include a phone number that can dial.</p>
  <pre><code>NotificationCompat.Builder(context, notificationChannelId)
          .setLargeIcon(largeIcon)
          .setSmallIcon(smallIconRes)
          .setContentTitle(title).setContentText(description)
          .setStyle(NotificationCompat.BigTextStyle().bigText(description))
          .setDefaults(NotificationCompat.DEFAULT_ALL).setContentIntent(pendingIntent)
          .setPriority(NotificationCompat.PRIORITY_MAX)
          .setAutoCancel(isAutoCancel)
  </code></pre>
  <p>Thank you</p>