feat: Add `sepolia` to the `chan_id` module #370

Job	Run time
Build starknet-ff features	1m 25s
Build starknet-curve features	1m 29s
Build starknet-crypto-codegen features	1m 11s
Build starknet-crypto features	1m 16s
Build starknet-core features	1m 39s
Build starknet-providers features	1m 52s
Build starknet-signers features	1m 18s
Build starknet-accounts features	2m 1s
Build starknet-contract features	1m 33s
Build starknet-macros features	1m 15s
Build starknet features	2m 42s
	17m 41s

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