Fix InfoPanel - show supplier name as text, remove button

- Remove "View supplier" button, show name as plain text
- Add fallback translation for unknown supplier

i18n/locales/en/catalog.json

@@ -63,7 +63,8 @@
       "suppliersNearby": "Suppliers nearby",
       "noHubs": "No hubs found",
       "noSuppliers": "No suppliers found",
-      "viewSupplier": "View supplier"
+      "viewSupplier": "View supplier",
+      "supplier": "Supplier"
     },
     "modes": {
       "explore": "Explore",

i18n/locales/ru/catalog.json

@@ -63,7 +63,8 @@
       "suppliersNearby": "Поставщики рядом",
       "noHubs": "Хабы не найдены",
       "noSuppliers": "Поставщики не найдены",
-      "viewSupplier": "Посмотреть поставщика"
+      "viewSupplier": "Посмотреть поставщика",
+      "supplier": "Поставщик"
     },
     "modes": {
       "explore": "Исследовать",