Fix existing PR check failures

Author: sutaakar

README.md

@@ -82,3 +82,4 @@ We'd also like to thank everyone who's contributed to and maintained the origina
   and [maintainers](https://github.com/kubeflow/xgboost-operator/blob/master/OWNERS).
 - Common library: [list of contributors](https://github.com/kubeflow/common/graphs/contributors) and
   [maintainers](https://github.com/kubeflow/common/blob/master/OWNERS).
+