chore: deploy tutorial addresses on both testnet and devnet

Tutorials that reference hardcoded account addresses should use addresses that are deployed on both testnet and devnet. This keeps the upgrade process smooth, before a testnet release we need to run all tutorials against devnet first, and that only works if the referenced accounts exist there too.

This is especially important as we start using agents for the upgrade process.

Find tutorial files that reference hardcoded account addresses. Check the Miden testnet and devnet deployments to ensure the addresses exist on both networks. Update the addresses in the tutorials accordingly, then verify the tutorials run successfully on devnet.

Written by the indexing model from the issue text.