Merge pull request #152 from dnd-side-project/refactor/#149

Admin category response data to korean

src/main/java/com/dnd/spaced/domain/admin/application/AdminServiceMapper.java

@@ -60,7 +60,7 @@ public static AdminWordResponse toResponseDto(Word word) {
                 word.getName(),
                 word.getPronunciation(),
                 word.getMeaning(),
-                word.getCategory().name(),
+                word.getCategory().getName(),
                 word.getExample(),
                 word.getResource()
         );