feat: re-seed from system randomness on collision #286

Job	Run time
WASI P1 Test Build	15s
Cargo deny (ubuntu-latest)	17s
OS Test (nightly, ubuntu-latest)	18s
Clippy and fmt	8s
OS Test (nightly, windows-latest)	1m 3s
WASI P2 Test Build	14s
OS Test (nightly, macos-latest)	19s
WASM Test Build	7s
OS Test (stable, ubuntu-latest)	13s
OS Test (stable, windows-latest)	1m 29s
OS Test (stable, macos-latest)	13s
OS Test (1.63, ubuntu-latest)	1m 54s
OS Test (1.63, windows-latest)	2m 33s
OS Test (1.63, macos-latest)	1m 55s
	10m 58s

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