Add Prettier formatting (#437) #1846

Job	Run time
Checks	55s
Run fuzz targets (macos-12, 3.8)	23m 36s
Run fuzz targets (ubuntu-latest, 3.8)	13m 37s
Wheel on macos-12 py-3.8	1m 51s
coverage	7m 55s
Wheel on ubuntu-latest py-3.8	2m 23s
Wheel on windows-latest py-3.8	4m 1s
Unit tests (macos-12, 3.8)	6m 2s
Unit tests (ubuntu-latest, 3.8)	3m 27s
Unit tests (windows-latest, 3.8)	6m 36s
Upload to PyPI	24s
	1h 10m 47s

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