update action versions

Author: josephlim94

.github/workflows/docs.yml

@@ -54,7 +54,7 @@ jobs:
 
       - name: Setup Pages
         if: github.ref == 'refs/heads/master'
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
 
       - name: Upload artifact
         if: github.ref == 'refs/heads/master'
@@ -72,4 +72,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4