Update publish_docs_benches_to_ghpages.yaml

Author: ounsworth

.github/workflows/publish_docs_benches_to_ghpages.yaml

@@ -3,6 +3,7 @@ name: Build and Publish Docs
 on:
   pull_request:
   push:
+    branches: []
     # branches: [ 'main' ] # the benches are heavy, so we want to run this only on-demand
 
 # Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.