[NUI] Added collider mesh support (#5782)

[NUI] Added collider mesh support (#5782)

* [NUI] Added collider mesh support

Model.SetColliderMesh() function allows creating and setting a collider mesh on the node of model.

Node of model is selected by name (string).
Collider mesh data consists:
List<Vector3> - list of vertices
List<int> - list of indices (3 indices are a triangle face)

* Modify issue

Signed-off-by: huiyu.eun <huiyu.eun@samsung.com>
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Signed-off-by: huiyu.eun <huiyu.eun@samsung.com>
Co-authored-by: Adam Bialogonski <adam.b@samsung.com>