INDX arachne perimeter generator

### Description of the bug INDX Problems apply modifiers properly with the Arachne generator. ### Project file & How to reproduce import 3mf, model only https://www.printables.com/model/1253971-core-one-desiccant-silica-gel-container-coreboxx/ into the slicer with INDX printer selected - 0.2 balanced, all default slice it - modifiers not applied properly to the "box" object Classic perimeter generator working OK ### Checklist of files included above - [ ] Project file - [ ] Screenshot ### Version of PrusaSlicer 2.9.6 ### Operating system W11 ### Printer model C1 INDX