🌐 [i18n-KO] Translated philosophy.md to Korean (#25010)

* docs: ko: philosophy.md

* feat: chatgpt draft

* fix: manual edits

* fix: resolve suggestions

docs/source/ko/_toctree.yml

@@ -158,8 +158,8 @@
   title: (번역중) 기여하기
 
 - sections:
-  - local: in_translation
-    title: (번역중) Philosophy
+  - local: philosophy
+    title: 이념과 목표
   - local: in_translation
     title: (번역중) Glossary
   - local: task_summary