add libspu/mpc/fantastic4 (only for code review)

[RanYoungL]

Pull Request

What problem does this PR solve?

添加了四方MPC协议Fantastic4的算术操作和布尔操作

Possible side effects?

• Performance:

• Backward compatibility:

[github-actions]

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[RanYoungL]

I have read the CLA Document and I hereby sign the CLA