refactor: use `anvil_mine` instead of `evm_mine`

[fubuloubu]

What I did

anvil finally added the anvil_mine method (mimicking hardhat_mine) so I copy-pasted that implemention to anvil call

How I did it

How to verify it

Checklist

• [x] Passes all linting checks (pre-commit and CI jobs) - [ ] New test cases have been added and are passing - [ ] Documentation has been updated
• [x] PR title follows Conventional Commit standard (will be automatically included in the changelog)