Update dataproc_e2e_test.py

Author: michaelawyu

dataproc/dataproc_e2e_test.py

@@ -20,11 +20,14 @@
 
 import submit_job_to_cluster
 
+from gcp_devrel.testing.flaky import flaky
+
 PROJECT = os.environ['GCLOUD_PROJECT']
 BUCKET = os.environ['CLOUD_STORAGE_BUCKET']
 CLUSTER_NAME = 'testcluster3'
 ZONE = 'us-central1-b'
 
+@flaky
 def test_e2e():
     output = submit_job_to_cluster.main(
         PROJECT, ZONE, CLUSTER_NAME, BUCKET)