Fix code formatting

[daphtdazz]

Summary

Formatting of my code excerpt in the docs was not quite right, so fixed that.

Test plan

Docs fix only, changes verified visually in the github markdown renderer.

[codecov-io]

Codecov Report

Merging #5238 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #5238   +/-   ##
=======================================
  Coverage   61.18%   61.18%           
=======================================
  Files         202      202           
  Lines        6765     6765           
  Branches        3        3           
=======================================
  Hits         4139     4139           
  Misses       2625     2625           
  Partials        1        1

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[github-actions]

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[github-actions]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.
Please note this issue tracker is not a help forum. We recommend using StackOverflow or our discord channel for questions.