[DOP-22750] Add owner parsing for airflow run events

[TiGrib]

Change Summary

• Add airflow dag owner as user in case owner != 'airflow'

Related issue number

[DOP-22750]

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 92.35%. Comparing base (5b35608) to head (015f819).
Report is 2 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #135      +/-   ##
===========================================
+ Coverage    92.31%   92.35%   +0.04%     
===========================================
  Files          172      172              
  Lines         3812     3819       +7     
  Branches       263      265       +2     
===========================================
+ Hits          3519     3527       +8     
+ Misses         231      230       -1     
  Partials        62       62              

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