deprecate validation on AsdfFile.tree assignment, AsdfFile.init and AsdfFile.resolve_references #2787

Job	Run time
pre-commit	18s
jsonschema	0s
core / Load tox environments	4s
core / Python 3.11 coverage	1m 55s
core / Python 3.10 coverage	2m 3s
core / Python 3.9 coverage	2m 5s
asdf-schemas / Load tox environments	6s
asdf-schemas / asdf-standard (ubuntu-latest)	51s
asdf-schemas / asdf-transform-schemas (ubuntu-latest)	1m 9s
asdf-schemas / asdf-unit-schemas (ubuntu-latest)	39s
test / Load tox environments	6s
package / Build source and wheel distribution	2m 54s
compatibility / Load tox environments	6s
dev / Load tox environments	4s
oldest / Load tox environments	4s
oldest / py39-oldestdeps-parallel (ubuntu-latest)	1m 14s
dev / py39-devdeps-parallel (ubuntu-latest)	3m 21s
dev / py310-devdeps-parallel (ubuntu-latest)	1m 42s
dev / py311-devdeps-parallel (ubuntu-latest)	1m 28s
dev / py312-devdeps-parallel (ubuntu-latest)	1m 25s
compatibility / compatibility (ubuntu-latest)	2m 38s
test / py39-parallel (macos-latest)	2m 3s
test / py39-parallel (windows-latest)	3m 38s
	29m 53s

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