ci: change doc to rebase

Author: dshemetov

.github/workflows/style_and_doc.yaml

@@ -104,5 +104,5 @@ jobs:
           git config --local user.email "[email protected]"
           git add man/\* NAMESPACE DESCRIPTION
           git commit -m "docs: update documentation (GHA)" || echo "No changes to commit"
-          git pull --ff-only
+          git pull --rebase
           git push origin