feat: Add support for Task Comments API endpoints

[Bibisha06]

Add support for Task Comments API endpoints

Description

This PR adds support for the new Task Comments API in the Crowdin Ruby client library. The following endpoints have been implemented and tested:

• List Task Comments (list_task_comments)
• Get Task Comment (get_task_comment)
• Add Task Comment (add_task_comment)
• Edit Task Comment (edit_task_comment)
• Delete Task Comment (delete_task_comment)

All endpoints include corresponding RSpec tests in spec/api_resources/tasks_spec.rb to ensure proper functionality.

Changes Include

• Updated lib/crowdin-api/api_resources/tasks.rb with methods for the new endpoints.
• Added tests in spec/api_resources/tasks_spec.rb for:
  • Listing comments
  • Adding a comment
  • Retrieving a comment
  • Editing a comment
  • Deleting a comment

Related Issue

This PR closes #108.

Testing

• Verified each method with RSpec tests
• Manual verification in IRB
• All tests pass successfully

[andrii-bodnar]

@Bibisha06 thank you for the contribution. Please address the CI/CD failures and my comments on the code.

Also, for each method, include a comment with the documentation links. Similarly to the applications resource:

https://github.com/crowdin/crowdin-api-client-ruby/blob/main/lib/crowdin-api/api_resources/applications.rb

Use the relevant Crowdin and Crowdin Enterprise API doc links. https://support.crowdin.com/developer/api/

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.33%. Comparing base (dbcdbd8) to head (efac62f).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #109      +/-   ##
==========================================
+ Coverage   98.30%   98.33%   +0.04%     
==========================================
  Files          61       61              
  Lines        2984     3040      +56     
==========================================
+ Hits         2933     2989      +56     
  Misses         51       51              

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[andrii-bodnar]

@Bibisha06 thank you!