Add Ukrainian translation

[ispdomnet]

Added Ukrainian translation

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (490f9e5) to head (37baff7).
⚠️ Report is 9 commits behind head on release/v0.4.22.

Additional details and impacted files

@@                 Coverage Diff                 @@
##             release/v0.4.22      #101   +/-   ##
===================================================
  Coverage             100.00%   100.00%           
  Complexity              1772      1772           
===================================================
  Files                    135       135           
  Lines                   7778      7778           
===================================================
  Hits                    7778      7778           

Flag	Coverage Δ
backend	100.00% <ø> (ø)

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