Dynamic overhang speed slight inconsistencies

[MrBlackmidi]

Description of the bug

sometimes, the dynamic overhangs can add unnecesary speed changes, mainly on flat vertical walls

Project file & How to reproduce

Printables Cube.zip

Checklist of files included above

• [X] Project file
• [X] Screenshot

Version of PrusaSlicer

2.6.0 alpha 3 win64

Operating system

windows 11

Printer model

Prusa MK3