Add SDK support for prover and pepper use with keyless #69428

Job	Run time
file_change_determinator	12s
rust-doc-tests	5m 15s
rust-unit-tests	0s
rust-consensus-only-unit-test	0s
rust-consensus-only-smoke-test	0s
rust-cargo-deny	1m 44s
rust-lints	3m 33s
general-lints	31s
rust-check-merge-base	1m 50s
rust-cryptohasher-domain-separation-check	0s
rust-targeted-unit-tests	12m 57s
rust-smoke-tests	28m 46s
rust-build-cached-packages	2m 5s
	56m 53s

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