부가서비스 SERVICE_MAP 다국어화: i18n 번역 키 적용

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/locales/en.json

@@ -15,7 +15,9 @@
         "error": "An error occurred",
         "success": "Success",
         "noData": "No data available",
-        "next": "Next"
+        "next": "Next",
+        "latest": "Latest",
+        "oldest": "Oldest"
     },
     "menu": {
         "home": "Home",
@@ -524,9 +526,5 @@
         "emailAddress": "Email Address",
         "referenceDataNote": "Please compare with internal accounting data\nbefore using this reference material.",
         "result": "Result"
-    },
-    "common": {
-        "latest": "Latest",
-        "oldest": "Oldest"
     }
 }