Update index.mdx

Tidy up order of links

Author: pmollahan

docs/pages/index.mdx

@@ -29,13 +29,12 @@ import { HomePage } from "vocs/components";
     <HomePage.Button href="https://management.dlcs-trial.digirati.io/">
      TaNC Sandbox
     </HomePage.Button>
+    <HomePage.Button href="https://digirati-tanc-workshops.pages.dev/TaNC_Online_IIIF_Workshop_03_04_2025-Published.pdf" variant="accent">
+      Workshop presentation
+    </HomePage.Button>
     <HomePage.Button href="https://docs.google.com/document/d/1xG6acTYMoM0hLiY62QakTaoETqDDoRDCt5eTXJPoSOU/edit?usp=sharing" >
       Workshop discussion notes
     </HomePage.Button>
-     <HomePage.Button href="https://digirati-tanc-workshops.pages.dev/TaNC_Online_IIIF_Workshop_03_04_2025-Published.pdf" variant="accent">
-      Workshop presentation
-    </HomePage.Button>
-
   </HomePage.Buttons>
 
 </HomePage.Root>