remove print statement

[AaronDJohnson]

Remove extra print statement in frequentist.optimal_statistic

[codecov-commenter]

Codecov Report

Merging #198 (21287e1) into master (3e047c1) will increase coverage by 0.00%.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #198   +/-   ##
=======================================
  Coverage   37.05%   37.06%           
=======================================
  Files          19       19           
  Lines        3900     3899    -1     
=======================================
  Hits         1445     1445           
+ Misses       2455     2454    -1     

Impacted Files	Coverage Δ
...rprise_extensions/frequentist/optimal_statistic.py	61.29% <ø> (+0.28%)	⬆️

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