HorizontalSliderWithBrowser: slider with play button #1689

Job	Run time
Python 3.8 on ubuntu-20.04 PyQt5	9m 54s
Python 3.11 on ubuntu-latest PyQt6	9m 17s
Python 3.12 on ubuntu-latest PySide6	6m 49s
Python 3.10 on macos-13 PyQt5	13m 3s
Python 3.12 on macos-13 PyQt6	14m 15s
Python 3.9 on macos-13 PySide6	10m 45s
Python 3.9 on windows-latest PyQt5	10m 0s
Python 3.12 on windows-latest PyQt6	8m 34s
Python 3.10 on windows-latest PySide6	4m 29s
	1h 27m 6s

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