refactor: replace MarketOffers component with MarketExample in home page

Renamed imported component from MarketOffers to MarketExample and updated its usage in the home page layout. Also removed rarity badge display from ItemCard to align with simplified design.
Related to component refactoring for consistency.

app/[locale]/page.tsx

@@ -4,7 +4,7 @@ import { EscrowExplanation } from "@/components/sections/escrow-explanation";
 import { HeroSection } from "@/components/sections/hero-section";
 import { HowItWorks } from "@/components/sections/how-it-works";
 import { FeaturedItems } from "@/components/sections/featured-items";
-import { MarketOffers } from "@/components/sections/market-offers";
+import { MarketExample } from "@/components/sections/market-example";
 import { MarketStats } from "@/components/sections/market-stats";
 import { DonationFooterCard } from "@/components/donation-footer-card";
 
@@ -17,7 +17,7 @@ export default function Home() {
         <HeroSection />
         <HowItWorks />
         <FeaturedItems />
-        <MarketOffers />
+        <MarketExample />
         <MarketStats />
       </main>
       <EscrowExplanation />