Rust

chore: update pyo3 and add stub #4324

Job	Run time
library-tests	3m 43s
docs	5m 54s
ios-integration-tests	8m 20s
build	5m 14s
model-serialization	3m 23s
python-integration-tests	1h 27m 57s
ultra-overflow-tests	7m 41s
ultra-overflow-tests_og-lookup	8m 8s
wasm32-tests	7m 10s
examples	12m 7s
python-tests	22m 46s
prove-and-verify-tests	1h 12m 8s
swift-package-tests	17m 3s
prove-and-verify-aggr-evm-tests	17m 10s
mock-proving-tests	1h 20m 59s
accuracy-measurement-tests	35m 39s
prove-and-verify-aggr-tests	45m 2s
prove-and-verify-evm-tests	1h 43m 56s
prove-and-verify-mock-aggr-tests	16m 34s
	9h 20m 54s

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