Use <replicate> for better readibility

[francocipollone]

Context

andino_mujoco/andino_mujoco/andino_mujoco_description/mjcf/andino.xml

Lines 70 to 73 in fee4d54

	<site name="lidar-001" pos="0 0 0" zaxis="1.000000 0.000000 0"/>
	<site name="lidar-002" pos="0 0 0" zaxis="0.999848 0.017452 0"/>
	<site name="lidar-003" pos="0 0 0" zaxis="0.999391 0.034899 0"/>
	<site name="lidar-004" pos="0 0 0" zaxis="0.998630 0.052336 0"/>

Proposal

We could use

<replicate count="360" euler="0 0 1">
        <site name="lidar" pos="0 0 0" zaxis="1 0 0"/>
</replicate>

[francocipollone]

Hey @xFranv8 , Is there a reason to manually described the laser's direction? Perhaps I am missing something