🌐 [i18n-KO] Update README_ko.md
Author: J4BEZ
Pull request: yes

Delete the blank paragraph in the language selection button and Edit to synchronize with the English version of README.md

# What does this PR do?

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Delete an empty paragrah under the language selection by removing white space.
And synchronize `README_ko.md` to [README.md](https://github.com/huggingface/transformers/blob/main/README.md).

- [x] Additional edit for keep consistency with main [documentation](https://huggingface.co/docs/transformers/v4.44.2/ko/index). 
(메인 문서와 일관성 유지를 위한 수정)
- [x] Grammar Check (맞춤법 검사)

* Maintain the content of the existing document as much as possible.
* Juxtapose in English of some tasks.

There could be mistranslations or awkwardness.
If you found any of them, I would appreciate it if you could correct the error to make the community shine🙇‍♂️

Thanks for your hard effort that everyone can enjoy thousands of models and learn DL more easily!

I'm sorry to find this PR late #20179
(굉장히 좋은 가이드가 있었군요! 늦게 확인해서 죄송합니다😅)

## Before submitting
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- [ ] Did you write any new necessary tests?


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- text models: @ArthurZucker
- vision models: @amyeroberts
- speech models: @sanchit-gandhi
- graph models: @clefourrier

Library:

- flax: @sanchit-gandhi
- generate: @zucchini-nlp (visual-language models) or @gante (all others)
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- tokenizers: @ArthurZucker
- trainer: @muellerzr and @SunMarc

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- deepspeed: HF Trainer/Accelerate: @muellerzr
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Comments:
@heuristicwave 섬세한 피드백 너무나 감사드립니다🙇‍♂️!!
리뷰하여 주신대로 코드에 나타난 주석을 번역해주신 제안으로 수정하였으며
한국어 README.md에만 집중될 수 있도록 영문 README.md 파일의 링크는 원본으로 되돌렸습니다😆😆

이번 한 주 고생 많으셨습니다🙇‍♂️
토요일 밤, 하루 잘 마무리 하시고 복되고 평안한 주말 되시길 바랍니다🤗

cc @stevhliu for vis

The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_33098). All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

@stevhliu Thank you for your kind reply😄
I'll change this PR from `Draft` to `Ready for review` soon, after adjusting some improvements!

Thank you for your hard effort and hope you have a great day😄

@stevhliu Thank you for waiting😆
I finished translation and synchronization🙌🙌

Hope you have a peaceful day and stay healthy!