test

Fix record nested value de/serialization #4121

Job	Run time
tests (blaze/macos-14, stable, std)	5m 55s
check-typos	41s
tests (blaze/macos-14, stable, examples)	1m 19s
tests (blaze/macos-14, 1.75.0, std)	6m 15s
tests (ubuntu-22.04, stable, std)	6m 50s
tests (ubuntu-22.04, stable, no-std)	4m 35s
tests (ubuntu-22.04, stable, examples)	2m 38s
tests (ubuntu-22.04, 1.75.0, std)	6m 49s
tests (ubuntu-22.04, 1.75.0, no-std)	4m 59s
tests (windows-2022, stable, std)	6m 42s
tests (windows-2022, stable, examples)	4m 42s
tests (windows-2022, 1.75.0, std)	6m 41s
	58m 6s

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