chore: address some linter complaints

[damiannolan]

Description

Housekeeping 🧹

• Shadowing of imports and builtins
• Consistent receiver var naming
• Duplicate imports

---

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• Targeted PR against the correct branch (see CONTRIBUTING.md).
• Linked to GitHub issue with discussion and accepted design, OR link to spec that describes this work.
• Code follows the module structure standards and Go style guide.
• Wrote unit and integration tests.
• Updated relevant documentation (docs/).
• Added relevant godoc comments.
• Provide a conventional commit message to follow the repository standards.
• Include a descriptive changelog entry when appropriate. This may be left to the discretion of the PR reviewers. (e.g. chores should be omitted from changelog)
• Re-reviewed Files changed in the GitHub PR explorer.
• Review SonarCloud Report in the comment section below once CI passes.

[DimitrisJim]

Noice. Failure appears to be that flaky 08-wasm test.

[damiannolan]

Aye. Locks..