bump deploy pages version to 4

Author: mroley1

.github/workflows/latex.yml

@@ -27,7 +27,7 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  deploy:
+  build:
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
@@ -61,4 +61,4 @@ jobs:
 
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4