Remove Unused Solidity Dependencies and Clean Artifacts

[elizabetheonoja-art]

Task

Audit Solidity dependencies (OpenZeppelin, etc.) and remove unused imports. Clean build artifacts and cache.

Scope

• Check lib/ directory for unused packages
• Remove unused import statements from contracts
• Clean forge cache and out/ directories
• Update foundry.toml if needed

Acceptance Criteria

• No unused Solidity imports
• Clean build artifacts removed
• Reduced contract compilation time

[TheBigWealth89]

I would like to work on this issue.

[github-actions]

@TheBigWealth89 has been assigned to this issue! 🎉

You can now start working on it. Good luck!

[grantfox-oss]

🦊 GrantFox — @TheBigWealth89 has been assigned to this issue as part of the Third Campaign campaign!

Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #135)
2. Your PR will be reviewed by the Utility-Protocol maintainers

Good luck! Track your progress on GrantFox.