Ratio.quantize() shouldn't increase precision unnecessarily #34509

Job	Run time
pre_check / Check preconditions and cancel previous jobs	5s
deployment-test	31m 11s
test-docker-build	24m 10s
getting-started (link-cli/yarn)	9m 34s
getting-started (registry/yarn)	13m 21s
getting-started (registry/npm)	13m 29s
getting-started (registry/npx)	13m 43s
test-multichain-e2e / multichain-e2e	24m 0s
finalize-integration-result	4s
	2h 9m 37s

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