changing the runner

Author: dchourasia

.tekton/openvino-model-server-odh-poc-push.yaml

@@ -268,6 +268,8 @@ spec:
         value: $(tasks.prefetch-dependencies.results.CACHI2_ARTIFACT)
       - name: IMAGE_APPEND_PLATFORM
         value: "true"
+      - name: PRIVILEGED_NESTED
+        value: "true"
       runAfter:
       - prefetch-dependencies
       taskRef: