Improve the tree view

[Felix-by-merkle]

Improve the tree view to match the figma layout: https://www.figma.com/design/vLU4BPbeYY5Rt2TKHIMxmr/Lumina?node-id=33-2604&t=TZ1MduJnyNNb1Y4a-4

[AdrianaAC]

Treeview as figma.

To do:
Make title show from data.friendlyName, instead of coded string

[AdrianaAC]

Colors used in Lumina are slightly different from figma (figma appears full black and white, the Lumina has already css tokens colors defined).

Is the difference intended @alejo-reyes ?

To do:
Resolve imports from pageData to TreeviewHeader

[AdrianaAC]

Title and desciption showing dynamic.

To do:
Review color diference
Review description placement