Merge pull request #4189 from silx-kit/fix_image_stack_API #1720

Job	Run time
Python 3.8 on ubuntu-20.04 PyQt5	10m 16s
Python 3.11 on ubuntu-latest PyQt6	10m 5s
Python 3.12 on ubuntu-latest PySide6	9m 6s
Python 3.10 on macos-13 PyQt5	17m 22s
Python 3.12 on macos-13 PyQt6	14m 21s
Python 3.9 on macos-13 PySide6	11m 36s
Python 3.9 on windows-latest PyQt5	10m 33s
Python 3.12 on windows-latest PyQt6	10m 31s
Python 3.10 on windows-latest PySide6	9m 47s
	1h 43m 37s

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