Merge pull request #74331 from aireilly/buld_for_portal-change

Updates prow gen template

Author: aireilly

scripts/prow/openshift-openshift-docs-BRANCH.yaml

@@ -23,7 +23,7 @@ tests:
 - as: validate-asciidoc
   steps:
     env:
-      BUILD: build.py
+      BUILD: build_for_portal.py
       DISTROS: ${DISTROS}
       VERSION: "${VERSION}"
     test: