test(batcher): add script to test unlocked funds flow

[JuArce]

Test(batcher): add script to test unlocked funds flow

Description

This PR send proofs and unlock funds to test the batcher is removing those proofs

Closes #2125

How to Test

1. make anvil_start
2. make batcher_start_local
3. make aggregator_start ENVIRONMENT=devnet
4. make operator_full_registration CONFIG_FILE=./config-files/config-operator-1.yaml ENVIRONMENT=devnet
5. make operator_start CONFIG_FILE=./config-files/config-operator-1.yaml ENVIRONMENT=devnet
6. Deposit to batcher

aligned deposit-to-batcher \
    --amount 1ether \
    --private_key 0x92db14e403b83dfe3df233f83dfa3a0d7096f21ca9b0d6d6b8d88b2b4ec1564e \
    --network devnet \
    --rpc_url http://localhost:8545

7. Run the script

./scripts/unlocked_funds/test_unlocked_funds.sh scripts/unlocked_funds/.env.devnet

You should see logs like:

[2025-09-22 17:55:56] [INFO] 🚀 Running...
[2025-09-22 17:55:56] [INFO] ⏳ Locking funds...
[2025-09-22 17:56:01] [INFO] ✅ Lock transaction successful
[2025-09-22 17:56:01] [INFO] ⏳ Sending proof to Aligned...
[2025-09-22 18:01:01] [INFO] ⏳ Unlocking funds...
[2025-09-22 18:01:02] [INFO] ✅ Unlock transaction successful
[2025-09-22 18:05:47] [INFO] ✅ Test successful - UserFundsUnlocked event detected

Type of change

• Test

Checklist

• “Hotfix” to testnet, everything else to staging
• Linked to Github Issue
• This change depends on code or research by an external entity
  • Acknowledgements were updated to give credit
• Unit tests added
• This change requires new documentation.
  • Documentation has been added/updated.
• This change is an Optimization
  • Benchmarks added/run
• Has a known issue
  • Link to the open issue addressing it
• If your PR changes the Operator compatibility (Ex: Upgrade prover versions)
  • This PR adds compatibility for operator for both versions and do not change crates/docs/examples
  • This PR updates batcher and docs/examples to the newer version. This requires the operator are already updated to be compatible