upgrade lunar_terrain (LunarSim) demo to jazzy+harmonic (spaceros 2025.10.0)

[asimonov]

Feature description

upgrade recently merged lunar_terrain (LunarSim) demo to jazzy+harmonic (spaceros 2025.10.0)

Implementation considerations

use ROS2 jazzy based space-ros (2025.10.0) and Gazebo Harmonic

[asimonov]

@ivanperez-keera, can you add this to the release please?

[ivanperez-keera]

@asimonov Before we add this to this release, can we fix what's broken in the current jobs that caused CI to break after the merge?

See #135 .