Update index.html

Author: manhtai

index.html

@@ -155,14 +155,10 @@ <h2>PlainMerge</h2>
           <h2>PlainPrinter</h2>
           <p>Auto screen printer</p>
         </a>
-        <a class="product-item" href="https://mememe.fly.dev">
+        <a class="product-item" href="https://github.com/plainlab/mememe">
           <h2>Mememe</h2>
           <p>Meme for Slack</p>
         </a>
-        <a class="product-item" href="https://mergum.com">
-          <h2>Mergum</h2>
-          <p>Merging. Simplified.</p>
-        </a>
       </section>
     </main>
     <footer class="footer">