Send URL along with message

• Type: Technical Task
• Status: Closed
• Resolution: Fixed
• Affects Version/s: None
• Fix Version/s: 6.2.X EE, 7.0.0 M2
• Component/s: Push Notifications
• Labels: None
• Branch Version/s:
  6.2.x
• Backported to Branch:
  Committed
• Git Pull Request: https://github.com/brianchandotcom/liferay-plugins/pull/3688

Admins should be able to send URLs with the notification. In the app, when the mobile user clicks on the URL, it should open a browser with it.