Fix/operation array

[avilchess]

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[codecov[bot]]

Codecov Report

Merging #58 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #58   +/-   ##
=======================================
  Coverage   98.54%   98.54%           
=======================================
  Files          12       12           
  Lines        1444     1444           
=======================================
  Hits         1423     1423           
  Misses         21       21

Impacted Files	Coverage Δ
src/khiva/distances.cpp	100% <ø> (ø)	:arrow_up:
src/khiva/dimensionality.cpp	98.52% <ø> (ø)	:arrow_up:

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[avilchess]

It is failing because we need to accept the changes in Khiva before.