Replace og.svg with og.png

Author: bvaughn

index.html

@@ -21,7 +21,7 @@
     <meta property="og:url" content="https://react-window.vercel.app/" />
     <meta
       property="og:image"
-      content="https://react-window.vercel.app/og.svg"
+      content="https://react-window.vercel.app/og.png"
     />
     <meta property="og:image:width" content="1200" />
     <meta property="og:image:height" content="630" />