chore: Update translations (#12037)

app/javascript/dashboard/i18n/locale/ja/inboxMgmt.json

@@ -600,6 +600,10 @@
       "WHATSAPP_SECTION_UPDATE_BUTTON": "更新",
       "WHATSAPP_WEBHOOK_TITLE": "Webhook検証トークン",
       "WHATSAPP_WEBHOOK_SUBHEADER": "このトークンはWebhookエンドポイントの信頼性を検証するために使用されます。",
+      "WHATSAPP_TEMPLATES_SYNC_TITLE": "Sync Templates",
+      "WHATSAPP_TEMPLATES_SYNC_SUBHEADER": "Manually sync message templates from WhatsApp to update your available templates.",
+      "WHATSAPP_TEMPLATES_SYNC_BUTTON": "Sync Templates",
+      "WHATSAPP_TEMPLATES_SYNC_SUCCESS": "Templates sync initiated successfully. It may take a couple of minutes to update.",
       "UPDATE_PRE_CHAT_FORM_SETTINGS": "プレチャットフォーム設定を更新する"
     },
     "HELP_CENTER": {

app/javascript/dashboard/i18n/locale/ja/whatsappTemplates.json

@@ -8,6 +8,10 @@
         "PICKER": {
             "SEARCH_PLACEHOLDER": "テンプレートを検索",
             "NO_TEMPLATES_FOUND": "該当するテンプレートが見つかりません:",
+            "NO_TEMPLATES_AVAILABLE": "No WhatsApp templates available. Click refresh to sync templates from WhatsApp.",
+            "REFRESH_BUTTON": "Refresh templates",
+            "REFRESH_SUCCESS": "Templates refresh initiated. It may take a couple of minutes to update.",
+            "REFRESH_ERROR": "Failed to refresh templates. Please try again.",
             "LABELS": {
                 "LANGUAGE": "言語",
                 "TEMPLATE_BODY": "テンプレート本文",