feat(i18n): add 'similarProducts' key to multiple language files

- Introduce 'similarProducts' translation key across various language files to enhance product detail pages.
- Update existing translations for improved clarity and consistency in product descriptions.
- Ensure proper localization support for the new key in Arabic, Bulgarian, Czech, Greek, French, Croatian, Hungarian, Italian, Polish, Romanian, Russian, Slovak, Slovenian, Albanian, Serbian, Swedish, Turkish, Ukrainian, and Chinese.

src/i18n/locales/ar/product.js

@@ -28,12 +28,13 @@ export default {
   "individualPriceTotal": "إجمالي السعر الفردي:",
   "setPrice": "سعر المجموعة:",
   "yourSavings": "توفيرك:",
+  "similarProducts": "منتجات مشابهة",
   "countDisplay": {
     "noProducts": "0 منتجات",
-    "oneProduct": "منتج واحد",
+    "oneProduct": "1 منتج",
     "multipleProducts": "{{count}} منتجات",
     "filteredProducts": "{{filtered}} من {{total}} منتجات",
-    "filteredOneProduct": "{{filtered}} من منتج واحد",
+    "filteredOneProduct": "{{filtered}} من 1 منتج",
     "xOfYProducts": "{{x}} من {{y}} منتجات"
   },
   "removeFiltersToSee": "قم بإزالة الفلاتر لرؤية المنتجات",