Fix astro check issue

Author: nikoshell

src/components/sections/sponsors/sponsors.astro

@@ -44,7 +44,7 @@ const sponsorTiers = tiers
   })
   .filter((tier) => tier.sponsors.length > 0);
 
-const topTier = sponsorTiers.find((tier) => tier.name === "Keystone");
+// const topTier = sponsorTiers.find((tier) => tier.name === "Keystone");
 ---
 
 <Section variant="secondary">