fix bash

Author: cvvz

test/utils/restart_driver_daemonset.sh

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-set -euo pipefail
+set -eo pipefail
 
 echo "*****************start blob log (before restart)***********************"
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"