Restock detection - Add additional out-of-stock detection for PT language (#2738)

changedetectionio/content_fetchers/res/stock-not-in-stock.js

@@ -30,6 +30,8 @@ function isItemInStock() {
         'dieser artikel ist bald wieder verfügbar',
         'dostępne wkrótce',
         'en rupture de stock',
+        'esgotado',
+        'indisponível',
         'isn\'t in stock right now',
         'isnt in stock right now',
         'isn’t in stock right now',
@@ -57,6 +59,7 @@ function isItemInStock() {
         'notify me when available',
         'notify me',
         'notify when available',
+        'não disponível',
         'não estamos a aceitar encomendas',
         'out of stock',
         'out-of-stock',