Rust

feat: update sphinx & plonk artifacts to `1.0.8.3-testnet` #1118

Job	Run time
changes	7s
test (aptos)	12m 30s
clippy (aptos)	8m 32s
solidity-unit-tests (aptos)	23s
test (ethereum)	5m 25s
clippy (ethereum)	6m 53s
solidity-unit-tests (kadena)	22s
test (kadena)	7m 1s
clippy (kadena)	7m 0s
move-tests (ethereum)	42s
cycle-count-regression (aptos)	11m 19s
clippy (fixture-generator)	7m 32s
cycle-count-regression (ethereum)	6m 15s
cycle-count-regression (kadena)	5m 59s
	1h 20m 0s

Provide feedback