🏛️ Law-stone: add query to return dependencies

[bdeneux]

📝 Purpose

Following specifications PR #143, It would be nice to add a query on the cw-law-stone smart contract that allow retrieve the list of all dependencies used by the prolog program. See https://github.com/okp4/contracts/pull/143#discussion_r1139025503.

This is not mandatory now but this could be a first improvement.