remove bencharking (slow and unreliable)

[bartveneman]

closes #118

[codecov]

Bundle Report

Bundle size has no change ✅

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (6070094) to head (3cef11f).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #120   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         1           
  Lines          579       579           
=========================================
  Hits           579       579           

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