Add Remove to remove an item from a slice

[MarkRosemaker]

This PR adds a function to remove an element from a slice.

h/t to https://yourbasic.org/golang/delete-element-slice/

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.43%. Comparing base (c9f230d) to head (95bf3bc).
Report is 222 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #180      +/-   ##
==========================================
+ Coverage   90.36%   90.43%   +0.07%     
==========================================
  Files          13       13              
  Lines        1495     1506      +11     
==========================================
+ Hits         1351     1362      +11     
  Misses        141      141              
  Partials        3        3              

Flag	Coverage Δ
unittests	90.43% <100.00%> (+0.07%)	⬆️

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[samber]

Hi @MarkRosemaker and thanks for your first contribution.

Could you please return a new slice instead of modifying the collection?