Use gRPC streams for linera storage service. #12298

Job	Run time
benchmark-test	7m 36s
check-outdated-cli-md	1m 38s
default-features-and-witty-integration-test	31m 36s
ethereum-tests	8m 19s
execution-wasmtime-test	1m 15s
wasm-application-test	10m 35s
remote-net-test	18m 52s
lint-cargo-fmt	18s
lint-cargo-machete	17s
lint-cargo-sort	18s
lint-check-copyright-headers	15s
lint-check-for-outdated-readme	37s
lint-unexpected-chain-load-operations	3s
lint-wasm-applications	3m 42s
storage-service-tests	24m 20s
web	5m 4s
lint-cargo-clippy	5m 26s
lint-check-all-features	24m 7s
lint-check-linera-service-graphql-schema	1m 2s
lint-cargo-doc	4m 15s
	2h 29m 35s

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