chore: update GitHub Actions to latest versions (#526)

Author: Siddhant-K-code

.github/workflows/publish.yml

@@ -58,7 +58,7 @@ jobs:
           destination: ./_site
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
 
   # Deployment job
   deploy:
@@ -70,4 +70,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v1
+        uses: actions/deploy-pages@v4