Add CLinkAddress concept

[linksplatform-sweepai]

Description

This PR adds the CLinkAddress concept to the cpp/Platform.Interfaces/ directory. The CLinkAddress concept checks if the argument is integral and unsigned.

Summary

• Added cpp/Platform.Interfaces/CLinkAddress.h file.
• Defined the CLinkAddress concept.
• Checked if the argument is integral and unsigned using std::is_integral and std::is_unsigned type traits.

Fixes #113.

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