Revert "fix: update image paths in Managed Postgres overview (#1973)"

This reverts commit 33536f1.

Author: ahruygt

mpg/overview.html.md

@@ -7,9 +7,9 @@ toc: false
 
 <div class="important icon">Managed Postgres is currently in Technical Preview. To request access, please contact <a href="mailto:beta@Fly.io">beta@fly.io</a></div>
 
-<figure class="flex justify-center">
-  <img src="/images/Managed_Postgres.png" alt="Illustration by Annie Ruygt of a balloon doing a lot of tasks" class="max-w-lg">
-</figure>
+<div>
+    <img src="/static/images/Managed_Postgres.png" alt="Managed Postgres Overview - A visual representation of Fly.io's managed PostgreSQL service">
+</div>
 
 ## What is Managed Postgres?