Add java.util.Random::setSeed #651

Job	Run time
rust_ci (macos-latest, stable)	26s
rust_ci (macos-latest, beta)	31s
rust_ci (windows-latest, beta)	25s
rust_ci (ubuntu-latest, beta)	27s
rust_ci (ubuntu-latest, stable)	31s
rust_ci (windows-latest, stable)	31s
	2m 51s

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