test: add paymaster mock config

[moldy530]

Pull Request Checklist

• Did you add new tests and confirm existing tests pass? (yarn test)
• Did you update relevant docs? (docs are found in the site folder, and guidelines for updating/adding docs can be found in the contribution guide)
• Do your commits follow the Conventional Commits standard?
• Does your PR title also follow the Conventional Commits standard?
• If you have a breaking change, is it correctly reflected in your commit message? (e.g. feat!: breaking change)
• Did you run lint (yarn lint:check) and fix any issues? (yarn lint:write)
• Did you follow the contribution guidelines?

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PR-Codex overview

The focus of this PR is to update test setup and paymaster functionality.

Detailed summary

• Updated test setup with new functions and imports
• Added paymaster functionality for deploying contracts and handling transactions
• Introduced new constants and configurations for paymaster operations

The following files were skipped due to too many changes: .vitest/src/VerifyingPaymaster.ts

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The base branch was changed.