supports auto-generated for zero-extrusion bottom of object

[mkg20001]

Description of the bug

In this 3d model

the infill for the second object is 0% (lazy man's hollowing), it has some stuff at the bottom that generates a bottom layer and i've set the amount of bottom solid layers to 0. The Supports should only be rendered

Project file & How to reproduce

model file: okta.zip

1. open this file
2. render the model
3. check gcode
4. see supports supporting the air

Checklist of files included above

• [X] Project file
• [X] Screenshot

Version of PrusaSlicer

2.6.1

Operating system

nixos unstable / Linux 6.5.7 x86_64

Printer model

prusa MK3S

[stoxx]

This looks like the topic should be "supports auto-generated for zero-extrusion bottom of object".