Document domain points determinism in DKG instances #586

Job	Run time
wasm-test (1.67, wasm32-unknown-unknown)	3m 56s
yarn-test (stable, wasm32-unknown-unknown)	2m 9s
wasm-test (stable, wasm32-unknown-unknown)	3m 50s
python-test (stable, wasm32-unknown-unknown, 3.11)	1m 44s
check	30s
python-test (stable, wasm32-unknown-unknown, 3.12)	1m 47s
test (x86_64-unknown-linux-gnu, 1.67)	2m 47s
test (x86_64-unknown-linux-gnu, stable)	2m 40s
compile-benchmarks	3m 32s
codecov	8m 46s
benchmark	0s
	31m 41s

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