Fixes impl self duplicated missing error.

[esdrubal]

Description

While inserting trait implementations into the trait map we now compare the implementing type_id without matching UnkownGenerics trait constraints. Matching the trait constraints was causing a missing error.

Fixes #6381

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 #6493 will not alter performance

_{Comparing esdrubal/fix_impl_self_duplicated (4e693d3) with master (8cb7796)}

Summary

✅ 21 untouched benchmarks