Allow spreading records in type constructors for const values #10847

Job	Run time
test-wasm	1m 21s
rustfmt	9s
validate	14s
lint-build	58s
test (stable, x86_64-unknown-linux-musl)	7m 6s
test (stable, x86_64-unknown-linux-gnu)	4m 6s
test (stable, aarch64-unknown-linux-gnu)	3m 15s
test (stable, x86_64-pc-windows-msvc)	5m 24s
test (stable, aarch64-unknown-linux-musl)	3m 55s
test (stable, x86_64-apple-darwin)	18m 7s
test (stable, aarch64-apple-darwin, macos-latest, arm64, cargo, true)	4m 59s
test-projects	2m 41s
	52m 15s

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