Fixed filament color editing from Combobox (related to #2321)
Fixed filament color editing from Combobox (related to #2321)

prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r