Fix typo in unit test description

[kristw]

🏠 Internal

• Remove unnecessary nesting of describe block and update describe description to reflect the code.

[codecov]

Codecov Report

Merging #45 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #45   +/-   ##
=======================================
  Coverage   99.28%   99.28%           
=======================================
  Files          57       57           
  Lines         560      560           
  Branches       39       39           
=======================================
  Hits          556      556           
  Misses          2        2           
  Partials        2        2

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