chore: Remove the @astrojs/node package from the dependencies (#89)

### Description
This PR removes the @astrojs/node package from the dependencies.

### Related Issue
Fix #44 

### Screenshots/Screencasts
The build runs with no errors:

![build](https://github.com/user-attachments/assets/11f0cbb8-1e7d-4f4e-86e3-fbf5ce474df1)

Author: amiabl-programr

package-lock.json

@@ -16,7 +16,6 @@
   "license": "ISC",
   "dependencies": {
     "@astrojs/mdx": "^2.2.1",
-    "@astrojs/node": "^8.2.5",
     "@astrojs/react": "^3.1.0",
     "@astrojs/tailwind": "^5.1.0",
     "@astrojs/vercel": "^7.5.3",