Added Ukrainian language to list in README.md

[RRTRrRRrrtrf]

https://github.com/jmoiron/humanize/tree/master/src/humanize/locale/uk_UA/LC_MESSAGES

[codecov-commenter]

Codecov Report

Merging #141 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #141   +/-   ##
=======================================
  Coverage   99.28%   99.28%           
=======================================
  Files           9        9           
  Lines         421      421           
=======================================
  Hits          418      418           
  Misses          3        3           

Flag	Coverage Δ
#GHA_Ubuntu	99.28% <ø> (ø)
#GHA_Windows	99.28% <ø> (ø)
#GHA_macOS	99.28% <ø> (ø)

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[hugovk]

Thank you!