Update workflow.yml: Deprecate v3 of the artifact actions

Author: khurshid-alam

.github/workflows/workflow.yml

@@ -17,7 +17,7 @@ jobs:
           FOLDER: data      #directory to generate index
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           path: 'data'      # upload generated folder
 
@@ -37,7 +37,7 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v1
+        uses: actions/deploy-pages@v4
 
 
   notification-events: