Improve netCDF4 compression #722

Job	Run time
Test Python 3.8 on ubuntu-latest	2m 24s
Test Python 3.9 on ubuntu-latest	2m 18s
Test Python 3.10 on ubuntu-latest	2m 15s
Test Python 3.11 on ubuntu-latest	2m 20s
Test Python 3.8 on macos-latest	2m 31s
Test Python 3.9 on macos-latest	3m 4s
Test Python 3.10 on macos-latest	2m 43s
Test Python 3.11 on macos-latest	2m 48s
Test Python 3.8 on windows-latest	5m 31s
Test Python 3.9 on windows-latest	10m 25s
Test Python 3.10 on windows-latest	8m 5s
Test Python 3.11 on windows-latest	9m 23s
	53m 47s

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