Change language switcher search placeholder to English

src/components/language-switcher.tsx

@@ -99,7 +99,7 @@ export function LanguageSwitcher() {
               <Search className="h-3.5 w-3.5 text-muted-foreground" />
               <input
                 type="text"
-                placeholder="Zoeken..."
+                placeholder="Search..."
                 value={search}
                 onChange={(e) => setSearch(e.target.value)}
                 className="flex-1 bg-transparent outline-none text-sm"