ASP.NET Core 번역 (#84)

* Updated KOR translation

* Finished proofreading

* Corrected formatting and linting

* Corrected formatting and linting

* Fix markdown format line 190

190 라인 # 하나 추가했습니다 (원문 마크다운 형식 통일)

Co-authored-by: Seohee Park <dvlprsh103@gmail.com>

Author: nmsohn