🌐 [i18n-KO] Translated image_processing_utils.md to Korean (#33804)

* docs: ko: image_processing_utils.md

* feat: nmt draft

* fix: manual edits

docs/source/ko/_toctree.yml

@@ -785,8 +785,8 @@
       title: (번역중) Utilities for Trainer
     - local: in_translation
       title: (번역중) Utilities for Generation
-    - local: in_translation
-      title: (번역중) Utilities for Image Processors
+    - local: internal/image_processing_utils
+      title: 이미지 프로세서를 위한 유틸리티
     - local: internal/audio_utils
       title: 오디오 처리를 위한 유틸리티
     - local: internal/file_utils