Add support for Wallet V5 R1

[WatchDogsDev]

This PR introduces support for Wallet V5 R1 within the TonProof.NET library. Key updates include:

Features Added:

1. Wallet V5 R1 Support:
   • Added full compatibility with the Wallet V5 R1 specification.
   • Implemented necessary cryptographic operations, including updated signature validation.
   • Ensured backward compatibility with previous wallet versions.

Impact:

• This update empowers developers to integrate and interact with the latest Wallet V5 R1 features, ensuring their projects are aligned with the most recent TON ecosystem standards.

Please review the implementation to confirm compatibility and robustness. Feedback and suggestions are welcome!

[WinoGarcia]

Thank you for your contribution to the project.

I will merge your pull request after approving it.

[WatchDogsDev]

Any update? @WinoGarcia