chore: remove set command to make jenkins test work

Author: razvan

tests/templates/kuttl/spark-connect/10-assert.yaml

@@ -18,7 +18,6 @@ commands:
   # Sleep to prevent the following spark connect app from failing
   # while the spark-connect server is busy setting up the executors.
   - script: |
-      set -xou pipefail
       sleep 10
       EXECUTOR_COUNT=$(kubectl get pods -n $NAMESPACE --selector 'spark-app-name=spark-connect-server' --field-selector='status.phase=Running' -o NAME|wc -l)
       test 1 -eq "$EXECUTOR_COUNT"