docs: fix typos in introduction.ko.mdx

[lumirlumir]

Overview

안녕하세요, introduction.ko.mdx 문서 상에 인라인 코드 블럭 및 마침표가 제대로 반영되어 있지 않은 부분이 있어 수정하였습니다.

PR Checklist

• I read and included theses actions below

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

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Latest commit: af20d1d

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Name	Status	Preview	Comments	Updated (UTC)
es-hangul	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Nov 10, 2024 2:50am

[po4tion]

꼼꼼하게 봐주셔서 감사합니다!