chore: add maintainers as codeowners to all files

[PavelSBorisov]

Description:
Update CODEOWNERS to provide maintainers ownership of all files in their repos

Related issue(s):

Fixes #1012

Notes for reviewer:
N/A

Checklist

• Documented (Code comments, README, etc.)
• Tested (unit, integration, etc.)

[github-actions]

Unit Test Results

 26 files  ±0   26 suites  ±0   41s ⏱️ -1s
109 tests ±0  105 ✅ ±0  4 💤 ±0  0 ❌ ±0 
110 runs  ±0  106 ✅ ±0  4 💤 ±0  0 ❌ ±0 

Results for commit 5088d4c. ± Comparison against base commit 20ec983.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 67.36%. Comparing base (20ec983) to head (5088d4c).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #1013   +/-   ##
=========================================
  Coverage     67.36%   67.36%           
  Complexity      339      339           
=========================================
  Files            64       64           
  Lines          1336     1336           
  Branches        157      157           
=========================================
  Hits            900      900           
  Misses          373      373           
  Partials         63       63           

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud