PDP hero CTA: plain "In den Warenkorb", not "\${product.name} bestellen"

Matches the closing ProductPricingPanel's own label now — both buttons
say the same generic thing.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_013Eg6h91yngXmSnM51wxXM8

app/components/ProductBlocks.tsx

@@ -277,7 +277,7 @@ function ProductHero({ product, shipping, taxRate, kleinunternehmer, body }: Pro
             </div>
 
             <AddToCartButton
-              label={`${product.name} bestellen`}
+              label="In den Warenkorb"
               className="w-full sm:w-auto inline-flex items-center justify-center px-8 py-[0.8125rem] rounded-sm bg-brand hover:bg-brand-hover active:scale-[0.97] transition-all font-bold text-body text-text-primary text-center focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand focus-visible:ring-offset-2 focus-visible:ring-offset-bg-base"
               productId={product.id}
               numericId={product.numericId}