- Add a filament picker dialog for official color selection
- Enable displaying multiple filament colors in the picker dialog and preview sidebar
- Introduce two new config options:
- `filament_multi_colors`
- `filament_color_types`
to both the application config and the 3MF config
jira: STUDIO-12346
Change-Id: I66f8c1ec9147df4f5948c8a329c1737551280e63
(cherry picked from commit 522dc0bbca49033a1ba9725ca7f6c3ea729691a6)
