chore: Add CODEOWNERS (DEV-3378)

[mpro7]

Pull Request Checklist

Task Description/Number

Issue Number: DEV-

PR Type

• build/chore: maintenance tasks (no production code change)
• docs: documentation changes (no production code change)
• feat: represents new features
• fix: represents bug fixes
• perf: performance improvements
• refactor: represents production code refactoring
• test: adding or refactoring tests (no production code change)

Basic requirements for bug fixes and features

• Tests for the changes have been added
• Docs have been added / updated

Does this PR introduce a breaking change?

• Yes

Does this PR change client-test-data?

• Yes

[linear]

DEV-3378 Set up Code-Owners

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.84%. Comparing base (eac5751) to head (1020d2a).
Report is 114 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #3102       +/-   ##
===========================================
+ Coverage   11.74%   88.84%   +77.09%     
===========================================
  Files         246      260       +14     
  Lines       22907    22339      -568     
===========================================
+ Hits         2690    19846    +17156     
+ Misses      20217     2493    -17724     

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