RCAL-965 Provide conversion from TVAC/FPS models to ScienceRawModel #2314

Job	Run time
environment	1s
crds_contexts / retrieve latest CRDS contexts	5s
test / Load tox environments	4s
test_upstream / Load tox environments	5s
test / py311-oldestdeps-cov (ubuntu-latest)	2m 8s
test / py311-cov (ubuntu-latest)	1m 48s
test / py312-withromancal-cov (ubuntu-latest)	2m 36s
test / py313 (ubuntu-latest)	1m 17s
test / py312 (macos-latest)	1m 8s
test_upstream / rad (ubuntu-latest)	1m 18s
romancal / Load tox environments	4s
romancal / romancal (ubuntu-latest)	5m 48s
	16m 22s

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