feat: `MsgToL1` hash computation #129

Job	Run time
Build starknet-ff features	1m 5s
Build starknet-curve features	28s
Build starknet-crypto-codegen features	33s
Build starknet-crypto features	56s
Build starknet-core features	1m 22s
Build starknet-providers features	2m 28s
Build starknet-signers features	1m 15s
Build starknet-accounts features	1m 30s
Build starknet-contract features	1m 34s
Build starknet-macros features	52s
Build starknet features	2m 49s
	14m 52s

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