test(cni): revert e2e taint test (backport of #10707) (#10732)

test(cni): revert e2e taint test (#10707)

Signed-off-by: slonka <slonka@users.noreply.github.com>
Co-authored-by: Krzysztof Słonka <slonka@users.noreply.github.com>
Co-authored-by: Jay Jijie Chen <1180092+jijiechen@users.noreply.github.com>

test/e2e/cni/taint_controller_race.go

@@ -23,7 +23,6 @@ kind: Mesh
 metadata:
   name: default
 `
-	customNamespace := "cni-namespace"
 
 	var cluster Cluster
 	var k8sCluster *K8sCluster
@@ -42,17 +41,14 @@ metadata:
 			"kuma-%s",
 			strings.ToLower(random.UniqueId()),
 		)
-		Expect(NewClusterSetup().Install(Namespace(customNamespace)).Setup(cluster)).To(Succeed())
 
 		err := NewClusterSetup().
 			Install(Kuma(core.Zone,
 				WithInstallationMode(HelmInstallationMode),
 				WithHelmReleaseName(releaseName),
 				WithSkipDefaultMesh(true), // it's common case for HELM deployments that Mesh is also managed by HELM therefore it's not created by default
 				WithHelmOpt("cni.delayStartupSeconds", "40"),
-				WithHelmOpt("cni.namespace", customNamespace),
 				WithCNI(),
-				WithCNINamespace(customNamespace),
 			)).
 			Install(YamlK8s(defaultMesh)).
 			Setup(cluster)