fix(i18n): pin the Orca Mobile "New" badge override and correct ja

The badge value is pinned in locale-key-overrides.mjs, so the ko/zh fix from
#10664 would have been reverted by the next catalog repair. ja carried the same
defect — 新規 reads as "create new" — and is corrected alongside.

config/scripts/locale-key-overrides.mjs

@@ -176,10 +176,11 @@ const BASE_LOCALE_KEY_OVERRIDES = {
     zh: '打开 Linear 任务',
     ja: 'Linear タスクを開く'
   },
+  // Onboarding pill beside Orca Mobile: "New" marks a new feature, not a create action.
   'auto.components.sidebar.SidebarNav.c86d83b5c3': {
-    ko: '새로 만들기',
-    zh: '新建',
-    ja: '新規'
+    ko: '신규',
+    zh: '新功能',
+    ja: '新機能'
   },
   'auto.components.sidebar.SidebarSettingsHelpMenu.eb9884e55b': {
     ko: 'Discord',

src/renderer/src/i18n/locales/ja.json

@@ -4223,7 +4223,7 @@
         "SidebarNav": {
           "80611a8b10": "検索",
           "0c3395fd32": "ワークツリーとブラウザタブを検索する",
-          "c86d83b5c3": "新規",
+          "c86d83b5c3": "新機能",
           "1b5c41caee": "Orca モバイル",
           "9c95e1ce91": "エージェント",
           "f323383e9a": "自動化",