alg/ensemble: remove -long requirement from test

[mmcloughlin]

No description provided.

[codecov-commenter]

Codecov Report

Merging #109 (10cb61a) into master (8695cbf) will increase coverage by 1.90%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #109      +/-   ##
==========================================
+ Coverage   70.08%   71.98%   +1.90%     
==========================================
  Files          30       30              
  Lines        1210     1210              
==========================================
+ Hits          848      871      +23     
+ Misses        302      279      -23     
  Partials       60       60              

Flag	Coverage Δ
unittests	71.98% <ø> (+1.90%)	⬆️

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Impacted Files	Coverage Δ
alg/ensemble/ensemble.go	100.00% <0.00%> (+100.00%)	⬆️

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