Implementing correct depth-to-sigma calculation #305

Job	Run time
mypy	3m 49s
py3.12 \| macos \| integration tests	15m 45s
py3.12 \| macos \| unit tests	13m 21s
py3.12 \| ubuntu \| integration tests	18m 12s
py3.12 \| ubuntu \| unit tests	13m 17s
py3.12 \| windows \| integration tests	30m 56s
py3.12 \| windows \| unit tests	22m 22s
py3.10 \| ubuntu \| unit tests	13m 4s
py3.11 \| ubuntu \| unit tests	12m 37s
merge-test-artifacts	2s
	2h 23m 25s

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