feat(Gantt): support localization

[cetinbas]

…e language

support localization

Changed default language for the Gantt component. It was showing non-English month names instead of English.

Description

close #3114

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.96%. Comparing base (4fb7dc2) to head (b439676).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3115   +/-   ##
=======================================
  Coverage   99.96%   99.96%           
=======================================
  Files         568      568           
  Lines       24534    24534           
  Branches     3547     3547           
=======================================
  Hits        24525    24525           
  Misses          4        4           
  Partials        5        5           

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