Explicitly set DNSDefault policy in Density test

test/e2e/density.go

@@ -453,6 +453,7 @@ func createRunningPod(wg *sync.WaitGroup, c *client.Client, name, ns, image stri
 					Image: image,
 				},
 			},
+			DNSPolicy: api.DNSDefault,
 		},
 	}
 	_, err := c.Pods(ns).Create(pod)

test/e2e/util.go

@@ -1440,6 +1440,7 @@ func (config *RCConfig) create() error {
 							Ports:   []api.ContainerPort{{ContainerPort: 80}},
 						},
 					},
+					DNSPolicy: api.DNSDefault,
 				},
 			},
 		},