Use netCDF-c v4.9.3 #330

Job	Run time
static builds (ubuntu-latest, stable)	1m 25s
static builds (windows-latest, stable-msvc)	5m 5s
mpi-runner	1m 27s
static builds (windows-latest, stable-gnu)	6m 16s
Address sanitizer	1m 25s
conda (ubuntu, conda-forge, stable)	1m 13s
static builds (macos-12, stable)	3m 4s
conda (windows, conda-forge, stable)	2m 30s
static builds (macos-latest, stable)	2m 5s
rustfmt	40s
conda (macos, conda-forge, stable)	1m 2s
test apt (stable)	40s
test apt (beta)	1m 11s
test apt (nightly)	41s
	28m 44s

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