feat(gui): Enhance 3D Viewer with filled faces, shading, and selectio…#9532

openroad-ci wants to merge 1 commit intoThe-OpenROAD-Project:masterThe-OpenROAD-Project/OpenROAD:masterfrom

The-OpenROAD-Project-staging:test-feature-3D-checkerThe-OpenROAD-Project-staging/OpenROAD:test-feature-3D-checkerCopy head branch name to clipboard