fix(integrations): fix toast translation for shop connected message

Add default value string to t() call for proper i18next interpolation.

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

shopcall.ai-main/src/pages/IntegrationsRedirect.tsx

@@ -485,7 +485,7 @@ export default function IntegrationsRedirect() {
 
       toast({
         title: t('integrations.oauth.shopConnected', 'Shop Connected'),
-        description: t('integrations.oauth.shopConnectedDescription', { shopName: pendingInstall.shopname }),
+        description: t('integrations.oauth.shopConnectedDescription', 'Successfully connected {{shopName}}', { shopName: pendingInstall.shopname }),
       });
 
       // Redirect to webshops page