test: Fix incorrect uninstall in K8sBandwidth

The statement to uninstall Cilium in K8sBandwidth/AfterAll doesn't match
the statements to install it, meaning we could try to disable Cilium
even though we never installed it. This commit fixes it.

Signed-off-by: Paul Chaignon <paul@cilium.io>

test/k8sT/Bandwidth.go

@@ -44,8 +44,6 @@ var _ = Describe("K8sBandwidthTest", func() {
 	AfterAll(func() {
 		_ = kubectl.Delete(demoYAML)
 		ExpectAllPodsTerminated(kubectl)
-
-		UninstallCiliumFromManifest(kubectl, ciliumFilename)
 		kubectl.CloseSSHClient()
 	})
 
@@ -87,6 +85,10 @@ var _ = Describe("K8sBandwidthTest", func() {
 			backgroundCancel()
 		})
 
+		AfterAll(func() {
+			UninstallCiliumFromManifest(kubectl, ciliumFilename)
+		})
+
 		waitForTestPods := func() {
 			podLabels := []string{
 				testDS10,