Switch virtual labs to Salt 2017.7

Change-Id: I2c08014f08cc08ed3cd869adc186974f11c6d313
diff --git a/classes/cluster/virtual-offline-ssl/openstack/telemetry.yml b/classes/cluster/virtual-offline-ssl/openstack/telemetry.yml
index 9649872..0a80203 100644
--- a/classes/cluster/virtual-offline-ssl/openstack/telemetry.yml
+++ b/classes/cluster/virtual-offline-ssl/openstack/telemetry.yml
@@ -2,7 +2,7 @@
 - system.salt.minion.cert.proxy
 - system.linux.system.repo_local.mcp.apt_mirantis.openstack
 - system.linux.system.repo_local.mcp.extra
-- system.linux.system.repo_local.mcp.apt_mirantis.saltstack_2016_3
+- system.linux.system.repo_local.mcp.apt_mirantis.saltstack
 - system.linux.system.repo_local.mcp.apt_mirantis.glusterfs
 - system.linux.system.repo_local.mcp.apt_mirantis.ceph
 - system.memcached.server.single