🌐 [i18n-KO] Translated big_models.md to Korean (#26245)

* docs: ko: big_models.md

* feat: chatgpt draft

* fix: manual edits

* fix: resolve suggestions

Co-Authored-By: SeongWooChoi <46990061+nuatmochoi@users.noreply.github.com>
Co-Authored-By: heuristicwave <31366038+heuristicwave@users.noreply.github.com>
Co-Authored-By: SeongWooChoi <46990061+nuatmochoi@users.noreply.github.com>
Co-Authored-By: heuristicwave <31366038+heuristicwave@users.noreply.github.com>
Co-Authored-By: bolizabeth <68984363+bolizabeth@users.noreply.github.com>

---------

Co-authored-by: bolizabeth <68984363+bolizabeth@users.noreply.github.com>
Co-authored-by: SeongWooChoi <46990061+nuatmochoi@users.noreply.github.com>
Co-authored-by: heuristicwave <31366038+heuristicwave@users.noreply.github.com>
Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com>

docs/source/ko/_toctree.yml

@@ -139,8 +139,8 @@
       title: (번역중) Inference on Specialized Hardware
     - local: perf_hardware
       title: 훈련용 사용자 맞춤형 하드웨어
-    - local: in_translation
-      title: (번역중) Instantiating a big model
+    - local: big_models
+      title: 대형 모델을 인스턴스화
     - local: debugging
       title: 디버깅
     - local: hpo_train