Add Russian language support

[HarelM]

This fixes a lot of places that were language specific so that later on the next language that we'll add will be easier.

[CLAassistant]

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[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 90.10%. Comparing base (b3a39a3) to head (2c16ed9).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...sraelHiking.API/Executors/FeaturesMergeExecutor.cs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2119      +/-   ##
==========================================
+ Coverage   90.07%   90.10%   +0.03%     
==========================================
  Files         102      102              
  Lines        8659     8655       -4     
  Branches     1115     1112       -3     
==========================================
- Hits         7800     7799       -1     
+ Misses        630      629       -1     
+ Partials      229      227       -2     

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