Fix line and linesegments clone method. Similar to #113#129

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vivagelive wants to merge 2 commits intoKnightro63:mainfrom

vivagelive:fix-line-and-linesegments-clone-method

Commits on Mar 27, 2026

line_segments.dart, line.dart -> fix clone incorrect, geometry and material.
vivagelive
committed
group.dart-> fix clone incorrect return type (now return Group instead of Object3D)
vivagelive
committed