Dependencies: Added `bitshuffle` back to the test dependencies #1741

Job	Run time
Python 3.8 on ubuntu-20.04 PyQt5	10m 10s
Python 3.11 on ubuntu-latest PyQt6	9m 57s
Python 3.13 on ubuntu-latest PySide6	9m 40s
Python 3.10 on macos-13 PyQt5	12m 24s
Python 3.13 on macos-13 PyQt6	3m 42s
Python 3.9 on macos-13 PySide6	16m 56s
Python 3.9 on windows-latest PyQt5	11m 15s
Python 3.12 on windows-latest PyQt6	11m 49s
Python 3.10 on windows-latest PySide6	10m 26s
	1h 36m 19s

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