fix(sidebar): add separator for hackathon (#589)

Author: dineshpinto

sidebars.ts

@@ -13,16 +13,6 @@ import type { SidebarsConfig } from "@docusaurus/plugin-content-docs";
 const sidebars: SidebarsConfig = {
   networkSidebar: [
     "intro",
-    {
-      type: "category",
-      label: "Verifiable AI Hackathon",
-      collapsed: true,
-      link: {
-        type: "doc",
-        id: "hackathon/onboarding",
-      },
-      items: ["hackathon/onboarding", "hackathon/cookbook"],
-    },
     {
       type: "category",
       label: "Network",
@@ -237,6 +227,20 @@ const sidebars: SidebarsConfig = {
         </div>
       `,
     },
+    {
+      type: "html",
+      value: "<hr>",
+    },
+    {
+      type: "category",
+      label: "Verifiable AI Hackathon",
+      collapsed: true,
+      link: {
+        type: "doc",
+        id: "hackathon/onboarding",
+      },
+      items: ["hackathon/onboarding", "hackathon/cookbook"],
+    },
   ],
 };