chore(readme): Format highlighted text

Checklist

I have…

[x] run the application locally (./scripts/serve) and verified that my changes behave as expected.
[x] run the build process locally (./scripts/build) and make sure it builds correctly.
[x] run the test suite (./scripts/test) and verified that all tests pass.
[x] summarized below my changes and noted which issues (if any) this pull request fixes or addresses.
[x] thoroughly outlined below the steps necessary to test my changes.
[x] attached screenshots illustrating relevant behavior before and after my changes.
[x] read, understand, and agree to the terms described in CONTRIBUTING.md.
[x] added my name, email address, and copyright date to CONTRIBUTORS.md.

Syntax sugar

To verify the changes proposed in this pull request…