feat: Update Discord links in privacy policy and navigation

The code changes include:
- Updating the Discord link in the privacy policy page to [Zen Browser's Discord](https://discord.com/servers/mauro-s-little-sweatshop-1088172780480114748).
- Updating the Discord link in the navigation component to [Zen Browser's Discord](https://discord.com/servers/mauro-s-little-sweatshop-1088172780480114748).

src/components/navigation.tsx

@@ -28,7 +28,7 @@ export const components: { title: string; href: string; description: string }[]
   },
   {
     title: "Discord",
-    href: "https://discord.gg/nnShMQzR4b",
+    href: "https://discord.com/servers/mauro-s-little-sweatshop-1088172780480114748",
     description: "Join our Discord server to chat with the community."
   },
   {