feat(isMobilePhone): add validation for Kyrgyzstan [ky-KG] mobile phone numbers

[sadraliev]

I have updated the regular expression used for validating mobile phone numbers in the Kyrgyzstan Republic.

I have used the following references to structure the updated regular expression:

• Kyrgyzstan Mobile Phone Number Structure

Checklist

• PR contains only changes related; no stray files, etc.
• README updated (where applicable)
• Tests written (where applicable)
• References provided in PR (where applicable)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.96%. Comparing base (f81d857) to head (9aca049).
Report is 9 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##            master    #2350      +/-   ##
===========================================
- Coverage   100.00%   99.96%   -0.04%     
===========================================
  Files          110      111       +1     
  Lines         2510     2518       +8     
  Branches       633      635       +2     
===========================================
+ Hits          2510     2517       +7     
- Partials         0        1       +1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[WikiRik]

My apologies for not responding earlier