Install GPG if not on VM + Debian 10 Support (#1540)
Install GPG if not on VM + Debian 10 Support (#1540)

* Add Debian 10 Support

* Install GPG if not on VM
Azure/azure-linux-extensions,Azure/azure-linux-extensions,Azure/azure-linux-extensions,Azure/azure-linux-extensions,Azure/azure-linux-extensions,Azure/azure-linux-extensions,Azure/azure-linux-extensions