nightly-2024-09-26: fix: Do not duplicate constant arrays in brillig (#6155)

# Description

## Problem\*

Avoids array duplication in inserter for brillig runtimes.

## Summary\*

After https://github.com/noir-lang/noir/pull/6122 the inhibitor in the
deduplication process for brillig should not be necessary anymore.


## Additional Context



## Documentation\*

Check one:
- [x] No documentation needed.
- [ ] Documentation included in this PR.
- [ ] **[For Experimental Features]** Documentation to be submitted in a
separate PR.

# PR Checklist\*

- [ ] I have tested the changes locally.
- [ ] I have formatted the changes with [Prettier](https://prettier.io/)
and/or `cargo fmt` on default settings.