Add ledger to our documentation page (#776)

Author: NullSoldier

content/get-started/get-started.mdx

@@ -2,5 +2,5 @@ import { SidebarDefinition } from "@/lib/markdown";
 
 export const sidebar: SidebarDefinition = [
   "mining",
-  // "ledger", // TODO: Uncomment after Ledger Live launch
+  "ledger",
 ];