git: allow publish job workflow to run if triggered by another workflow

Author: will-break-it

.github/workflows/docs.yaml

@@ -395,7 +395,7 @@ jobs:
   docs-publish:
     name: "Publish"
     if: |
-      github.ref == 'refs/heads/main' &&
+      (github.ref == 'refs/heads/main' || github.event_name == 'workflow_run') &&
       (needs.docs-build-pr-push.outputs.has_changes == 'true' || needs.docs-build-workflow-run.outputs.has_changes == 'true')
     runs-on: ubuntu-latest
     needs: [docs-build-pr-push, docs-build-workflow-run]