update run-find-scu-instance, run-find-scu-series,run-find-scu-study steps in integration test
update run-find-scu-instance, run-find-scu-series,run-find-scu-study steps in integration test

GoogleCloudPlatform/healthcare-dicom-dicomweb-adapter,GoogleCloudPlatform/healthcare-dicom-dicomweb-adapter,GoogleCloudPlatform/healthcare-dicom-dicomweb-adapter