Issue 454: Documentation correction

[n2ygk]

Fixes #454

Description of the Change

Minor documentation correction

Checklist

• PR only contains one change (considered splitting up PR)
• unit-test added (just documentation, no unit test needed)
• documentation updated
• changelog entry added to CHANGELOG.md (too small to add to changelog)
• author name in AUTHORS

[codecov-io]

Codecov Report

Merging #457 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #457   +/-   ##
=======================================
  Coverage   93.24%   93.24%           
=======================================
  Files          54       54           
  Lines        3123     3123           
=======================================
  Hits         2912     2912           
  Misses        211      211

---

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 96c533b...715f1cc. Read the comment docs.

[sliverc]

Thanks.