🌐 [i18n-KO] Translated `llm_optims.md` to Korean

[yijun-lee]

What does this PR do?

Translated the llm_optims.md file of the documentation to Korean. Thank you in advance for your review.

Part of https://github.com/huggingface/transformers/issues/20179

Before reviewing

• [x] Check for missing / redundant translations (번역 누락/중복 검사)
• [x] Grammar Check (맞춤법 검사)
• [x] Review or Add new terms to glossary (용어 확인 및 추가)
• [x] Check Inline TOC (e.g. [[lowercased-header]])
• [ ] Check live-preview for gotchas (live-preview로 정상작동 확인)

Who can review? (Initial)

@jun048098, @yijun-lee, @mreraser, @shinhyunji36, @heuristicwave

Before submitting

• [ ] This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
• [ ] Did you read the contributor guideline, Pull Request section?
• [ ] Was this discussed/approved via a Github issue or the forum? Please add a link to it if that's the case.
• [ ] Did you make sure to update the documentation with your changes? Here are the documentation guidelines, and here are tips on formatting docstrings.
• [ ] Did you write any new necessary tests?

Who can review? (Final)

@stevhliu May you please review this PR?

[jun048098]

원문의 내용이 새로운 commit으로 변경되었습니다.

[shinhyunji36]

긴 문서인데, 번역하느라 고생 많으셨습니다! 😄 @yijun-lee

[HuggingFaceDocBuilderDev]

The docs for this PR live here. All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

[mreraser]

Fantastic, LGTM! Thanks for adding those additional sections!

@mreraser @shinhyunji36 would you mind reviewing these new sections?

Hello @stevhliu! Yes, I will review the newly added sections. Thank you 😄