docs: fix typo in code snippets

[lihbr]

Following #269, there was a typo in the code snippet formatting from @danielroe (#269 (comment), 21aff06), literally made the commit at the exact same time @pi0 merged haha 🙏

Let me know if anything, cheers!

[codecov-commenter]

Codecov Report

Merging #275 (e1d0ed2) into main (306064b) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #275   +/-   ##
=======================================
  Coverage   56.95%   56.95%           
=======================================
  Files          23       23           
  Lines         525      525           
  Branches      131      131           
=======================================
  Hits          299      299           
  Misses        226      226           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 306064b...e1d0ed2. Read the comment docs.

[pi0]

Thanks :)