Disables no-return-await ESLint rule

[sergeibbb]

Summary

Solves contradictory rules no-return-await and @typescript-eslint/return-await:

• Disables the no-return-await ESLint rule in the configuration
• Removes an unnecessary comment in the runCLICommand function

Test plan

• Verify ESLint runs cleanly with the updated config
• Verify no regressions in CLI command execution

[augmentcode]

🤖 Augment PR Summary

Summary: Disables the core ESLint no-return-await rule to avoid incorrect warnings/contradictions when return await is needed for correctness (e.g., with using disposal semantics).
Changes: Updates eslint.config.mjs (pins @typescript-eslint/return-await) and removes/adjusts now-unnecessary per-line suppressions in affected call sites.

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[augmentcode]

Review completed. 1 suggestion posted.

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[sergeibbb]

augment review

[augmentcode]

Review completed. 2 suggestions posted.

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