Revise installation guide for Shuffle

Updated installation guide with new image links and formatting.

.github/install-guide.md

@@ -4,19 +4,17 @@
 
 Shuffle Installation
 
-<div> 
-  <a
-      href="https://console.cloud.google.com/marketplace/product/shuffle-public/shuffle"
-      target="_blank"
-      style="text-decoration: none; display: flex; align-items: center; gap: 8px;"
-    >
-      <img
-        src="https://upload.wikimedia.org/wikipedia/commons/5/51/Google_Cloud_logo.svg"
-        height="20"
-        alt="Google Cloud Platform"
-      />
-    </a>
-</div>
+<p align="center">
+  <a href="https://console.cloud.google.com/marketplace/product/shuffle-public/shuffle">
+    <img src="https://github.com/user-attachments/assets/37858273-eaeb-42a9-b228-a425026ca82d"
+         height="80"/>
+  </a>
+  &nbsp;&nbsp;&nbsp;
+  <a href="https://aws.amazon.com/marketplace/pp/prodview-typ7upg6kwntk">
+    <img src="https://github.com/user-attachments/assets/250e00d7-2a23-4b4e-95e1-5db4db1f7864"
+         height="80"/>
+  </a>
+</p>
 
 </h1>