[DOP-14540] Fix Pydantic v2 warnings

[dolfinus]

Change Summary

• Remove Pydantic v2 warnings related to v1 parameter names
• Fixed CI issue when Pydantic v1 was not installed to venv, and it was not covered by tests

Related issue number

Checklist

• Commit message and PR title is comprehensive
• Keep the change as small as possible
• Unit and integration tests for the changes exist
• Tests pass on CI and coverage does not decrease
• Documentation reflects the changes where applicable
• docs/changelog/next_release/<pull request or issue id>.<change type>.rst file added describing change
  (see CONTRIBUTING.rst for details.)
• My PR is ready to review.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.33%. Comparing base (c94d748) to head (3f5d943).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #47      +/-   ##
===========================================
+ Coverage    90.68%   91.33%   +0.65%     
===========================================
  Files          120      120              
  Lines         2416     2436      +20     
  Branches       231      240       +9     
===========================================
+ Hits          2191     2225      +34     
+ Misses         174      165       -9     
+ Partials        51       46       -5     

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