Update codedex-update-q3-2025.mdx

Author: sonnynomnom

blogs/2025/codedex-update-q3-2025.mdx

@@ -45,13 +45,13 @@ Here's what's new:
   }}
 >
   <a
-    href="https://www.codedex.io/community/monthly-challenge"
+    href="https://www.codedex.io"
     style={{ all: "unset" }}
     target="_blank"
     and
     rel="noopener noreferrer"
   >
-    <Button variant="yellow">See the glow up</Button>
+    <Button variant="yellow">Try out Search</Button>
   </a>
 </div>