Add experimental ABI alias metadata support.

[tritao]

Description

This adds a new aliasOf property to the emitted concrete type metadata in ABI.

Fixes #6564.

This is dependent in a following change in https://github.com/FuelLabs/fuel-abi-types.

Checklist

• I have linked to any relevant issues.
• I have commented my code, particularly in hard-to-understand areas.
• I have updated the documentation where relevant (API docs, the reference, and the Sway book).
  • If my change requires substantial documentation changes, I have requested support from the DevRel team
• I have added tests that prove my fix is effective or that my feature works.
• I have added (or requested a maintainer to add) the necessary Breaking* or New Feature labels where relevant.
• I have done my best to ensure that my PR adheres to the Fuel Labs Code Review Standards.
• I have requested a review from the relevant team or maintainers.

[codspeed-hq]

CodSpeed Performance Report

Merging #7261 will degrade performances by 10.91%

_{Comparing tritao:abi-aliased-types (4499642) with master (6b26e50)}

Summary

❌ 1 regression
✅ 24 untouched

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	open_all_example_workspace_members	9.6 s	10.8 s	-10.91%