Create a per ref concurrency group for doc building (#904)

Avoids cancelling jobs across different PRs

Author: tmadlener

.github/workflows/publish-docs.yml

@@ -10,7 +10,7 @@ on:
   workflow_dispatch:
 
 concurrency:
-  group: pages
+  group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
 jobs: