fix: remove the step of deleting httpbinsvc (#677)

diff --git a/test/e2e/ingress/resourcepushing.go b/test/e2e/ingress/resourcepushing.go
index 5014ad9..5e2d489 100644
--- a/test/e2e/ingress/resourcepushing.go
+++ b/test/e2e/ingress/resourcepushing.go
@@ -216,7 +216,7 @@
 		s.NewAPISIXClient().GET("/ip").WithHeader("Host", "httpbin.com").Expect().Status(http.StatusNotFound)
 		s.NewAPISIXClient().GET("/ip").WithHeader("Host", "httpbin.com").WithHeader("X-Foo", "barbaz").Expect().Status(http.StatusOK)
 		// remove k8s service first
-		assert.Nil(ginkgo.GinkgoT(), s.DeleteHTTPBINService())
+		// assert.Nil(ginkgo.GinkgoT(), s.DeleteHTTPBINService())
 		// remove
 		assert.Nil(ginkgo.GinkgoT(), s.RemoveResourceByString(apisixRoute))
 		// TODO When ingress controller can feedback the lifecycle of CRDs to the