docs: adjust line breaks in code blocks - v2

[tylandavis]

Description

Adjusts some code blocks in the docs to avoid extra-long lines.

• [x] I have read and understand the CONTRIBUTING.md document in this repository.

Type of change

• [x] Chore (non-breaking change which does not add functionality)

Checklist:

• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] Existing test suite passes locally with my changes
• [x] I have made corresponding changes to the documentation