R17 - Double lane

Non service affecting final template to use the R17 double lane release.
Process: To use the new R17 release of our cloud template we upgrade in one steps, the update is non service affecting.

Overview
This update improves the security and enhances the auto-healing functionality on our 3rd generation runtimes.

Updates

Improve Locking mitigation in the Artemis server (autohealing).
Improve security by disabling SSH access to cloud machines.
Update Steps

Use the final R17 template (non service affecting) (duration: 4 minutes)
User actions after applying the final template:
Check if all runtimes are reachable by Deploy Architecture.
Check if all images have been installed according to the active release.
Check if messages pass through the bus by verifying a critical message flow in external systems.