How to reproduce:

1. Open the “WAX.zip“ project
2. Open the “SampleScene”
3. Select the “Slices Wrong” image in the Assets folder
4. In the Inspector window click on the “Sprite Editor” button
5. Click on the dropdown menu “Slice“
6. Click “Slice“
7. Observe the Sprite Editor window

Expected results: The sprites are sliced correctly (6 distinct sprites are cut out)
Actual results: The sprites are sliced incorrectly (more than 6 sprites are cut out, many of which are of nothing)

Reproducible in: 2021.3.33f1, 2022.3.16f1, 2023.2.4f1, 2023.3.0a19

Reproduced on: macOS (M1, 2020) 13.5.2
Not reproduced on: Windows 11 Pro