Fix failing ci-kubernetes-ppc64le-e2e-node-latest-kubetest2

Author: Rajalakshmi-Girish

config/jobs/kubernetes/cloud-provider-ibmcloud/cloud-provider-ibmcloud-periodics.yaml

@@ -163,8 +163,9 @@ periodics:
               cpu: 2
               memory: 10Gi
           command:
-            - /bin/bash
+            - runner.sh
           args:
+            - bash
             - -c
             - |
               set -o errexit