feat: lookupless rounding ops #4255

Job	Run time
docs	5m 8s
build	4m 59s
ios-integration-tests	3m 23s
library-tests	3m 35s
model-serialization	3m 15s
prove-and-verify-aggr-tests-gpu	1m 58s
python-integration-tests	1h 36m 53s
ultra-overflow-tests	7m 31s
ultra-overflow-tests_og-lookup	7m 23s
wasm32-tests	7m 13s
swift-package-tests	8m 45s
examples	12m 12s
prove-and-verify-tests	1h 6m 23s
python-tests	13m 2s
accuracy-measurement-tests	17m 45s
prove-and-verify-aggr-tests	17m 46s
prove-and-verify-aggr-evm-tests	17m 48s
mock-proving-tests	17m 45s
prove-and-verify-evm-tests	17m 47s
prove-and-verify-mock-aggr-tests	7m 10s
tutorial	15m 4s
	5h 52m 45s

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