Improve some code comments

[elia]

Summary

A couple of minor changes, mainly to appease rubocop.

Checklist

Check out our PR guidelines for more details.

The following are mandatory for all PRs:

• [ ] I have written a thorough PR description.
• [ ] I have kept my commits small and atomic.
• [ ] I have used clear, explanatory commit messages.

The following are not always needed:

• 📖 I have updated the README to account for my changes.
• 📑 I have documented new code with YARD.
• 🛣️ I have opened a PR to update the guides.
• ✅ I have added automated tests to cover my changes.
• 📸 I have attached screenshots to demo visual changes.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (7fba1aa) 99.64% compared to head (a946d69) 99.64%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #321 +/- ## ======================================= Coverage 99.64% 99.64% ======================================= Files 31 31 Lines 564 564 ======================================= Hits 562 562 Misses 2 2 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.