Update CODEOWNERS team to control-plane-stateful-applications.

[gigerdo]

The wrong Github team is being added as reviewers by default.

Description

Related Issues

Motivation and Context

How Has This Been Tested?

Types of Changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Refactoring (improves code quality but has no user-facing effect)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Documentation

Readiness Checklist

• [ ] My code follows the code style of this project
• [ ] My change requires a change to the documentation
• [ ] I have updated the documentation accordingly
• [ ] I have added tests to cover my changes
• [ ] All new and existing tests passed