Added Korean Translation

[5d-jh]

Summary

Added korean translation.

Closing Issues

Use Fixes #XXXX or Closes #XXXX to autoclose an associated issue.

Closes #86

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Improvements to existing code, such as refactoring or optimizations (non-breaking)
• Breaking change (fix or feature that would cause existing functionality to change)
• I have read the CONTRIBUTING document.
• 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.

[cicirello]

@5d-jh Thank you for contributing. I just merged this into main. I will probably create a new release within the next day or two after I merge a few more PRs.

[cicirello]

@5d-jh This just went live with release v1.10.0. 🚀

[5d-jh]

Thanks!