Only protect the actual deploy job with concurrency.

Author: pawchen

.github/workflows/deploy.yml

@@ -15,12 +15,6 @@ permissions:
   pages: write
   id-token: write
 
-# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
-# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
-concurrency:
-  group: "pages"
-  cancel-in-progress: false
-
 jobs:
 
   build_index:
@@ -30,6 +24,9 @@ jobs:
 
   deploy_index:
     needs: build_index
+    concurrency:
+      group: "pages"
+      cancel-in-progress: false
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}