Remove pluralizing 's' from optional plurals

[dc2917]

Fixes "slices(s)" -> "slice(s)"

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.78%. Comparing base (7bc827f) to head (fad5b78).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1476      +/-   ##
==========================================
+ Coverage   89.77%   89.78%   +0.01%     
==========================================
  Files          60       60              
  Lines        8439     8439              
  Branches     8439     8439              
==========================================
+ Hits         7576     7577       +1     
+ Misses        546      545       -1     
  Partials      317      317              

☔ View full report in Codecov by Harness.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[tsmbland]

Ha, no idea how these crept in!