chore: 코드 오너를 추가합니다

[okinawaa]

Overview

es-hangul 라이브러리의 관리 책임을 명확히 하기 위해 코드 오너(CODE OWNER)가 추가되었습니다. 이 레포지토리의 모든 코드에 대한 기본 검토자를 추가했습니다.

PR Checklist

• [x] I read and included theses actions below

1. I have read the Contributing Guide
2. I have written documents and tests, if needed.

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 90f2e5084470166b5c93bcba1d47ed443ecec935

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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💥 An error occurred when fetching the changed packages and changesets in this PR

``` Some errors occurred when validating the changesets config: The package or glob expression "es-hangul" specified in the `fixed` option does not match any package in the project. You may have misspelled the package name or provided an invalid glob expression. Note that glob expressions must be defined according to https://www.npmjs.com/package/micromatch. ```

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