Merge pull request py-why#24 from py-why/update-actions-v3

updated actions version to v3

Author: amit-sharma

.github/workflows/build-and-deploy-pages.yml

@@ -47,4 +47,4 @@ jobs:
 
     steps:
       - name: Deploy
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v3