Fix redundant ops

[xunilrj]

Description

We have been considering any NOOP, and others, as redundant, but in reality they are only redundant if their const def registers are not read by the immediate op.

This PR takes this into consideration.

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]

Merging this PR will improve performance by 10.44%

⚡ 1 improved benchmark
✅ 24 untouched benchmarks

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	tokens_for_program	653.5 µs	591.7 µs	+10.44%

Tip

Curious why this is faster? Comment @codspeedbot explain why this is faster on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing xunilrj/fix-redundant-ops (7575fe5) with master (cf225be)}

[ironcev]

👍