V84 REMOVE PETAL SETTINGS

What changed
- Removed the Petal tab from the Settings window.
- Settings now shows only Main / Colors / Preset.
- Any leftover Petal command IDs are ignored and show a short disabled message if somehow triggered.
- Automatic secondary deformation remains disabled.
- All v83 changes are preserved, including websocket per-observation peak update flags.

Base
- Built from V83.
