chore: unnecessary use of fmt.Sprint or fmt.Sprintf

[testwill]

Checklist

• [ ] make test-all (UNIX) passes. CI will also test this
• [ ] unit and/or integration tests are included (if applicable)
• [ ] documentation is changed or added (if applicable)

Description of change

[aelsabbahy]

This looks good, if you resolve the conflicts, I'll merge it.

Thank you for taking the time to do this. Need to add some linting sometime to the CI process. :thinking: