fix: invalid email destination

Author: rayriffy

src/packlets/front/sponsors.astro

@@ -16,8 +16,8 @@ import creatorsgarten from '$assets/creatorsgarten.svg'
     </p>
     <p>
       If you're interested in becoming a sponsor, email us at
-      <a href="mailto:sponsors@javascriptbangkok.com" class="text-red-500"
-        >sponsors@javascriptbangkok.com</a
+      <a href="mailto:sponsor@javascriptbangkok.com" class="text-red-500"
+        >sponsor@javascriptbangkok.com</a
       >
     </p>
   </div>