Add alphaFeature tag to TTLAfterFinished e2e test

Signed-off-by: zhuangqh <zhuangqhc@gmail.com>

test/e2e/common/BUILD

@@ -38,7 +38,6 @@ go_library(
         "secrets_volume.go",
         "security_context.go",
         "sysctl.go",
-        "ttlafterfinished.go",
         "util.go",
         "volumes.go",
     ],
@@ -54,9 +53,7 @@ go_library(
         "//pkg/kubelet/images:go_default_library",
         "//pkg/kubelet/sysctl:go_default_library",
         "//pkg/security/apparmor:go_default_library",
-        "//pkg/util/slice:go_default_library",
         "//staging/src/k8s.io/api/autoscaling/v1:go_default_library",
-        "//staging/src/k8s.io/api/batch/v1:go_default_library",
         "//staging/src/k8s.io/api/coordination/v1beta1:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/api/errors:go_default_library",

test/e2e/node/BUILD

@@ -16,6 +16,7 @@ go_library(
         "runtimeclass.go",
         "security_context.go",
         "ssh.go",
+        "ttlafterfinished.go",
     ],
     importpath = "k8s.io/kubernetes/test/e2e/node",
     visibility = ["//visibility:public"],
@@ -23,6 +24,8 @@ go_library(
         "//pkg/kubelet/apis/stats/v1alpha1:go_default_library",
         "//pkg/kubelet/events:go_default_library",
         "//pkg/kubelet/runtimeclass/testing:go_default_library",
+        "//pkg/util/slice:go_default_library",
+        "//staging/src/k8s.io/api/batch/v1:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/api/resource:go_default_library",

test/e2e/node/ttlafterfinished.go

@@ -14,10 +14,9 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-package common
+package node
 
 import (
-	"fmt"
 	"time"
 
 	batch "k8s.io/api/batch/v1"
@@ -32,11 +31,10 @@ import (
 
 const dummyFinalizer = "k8s.io/dummy-finalizer"
 
-var _ = framework.KubeDescribe("TTLAfterFinished", func() {
+var _ = framework.KubeDescribe("[Feature:TTLAfterFinished][NodeAlphaFeature:TTLAfterFinished]", func() {
 	f := framework.NewDefaultFramework("ttlafterfinished")
 
-	alphaFeatureStr := "[Feature:TTLAfterFinished]"
-	It(fmt.Sprintf("Job should be deleted once it finishes after TTL seconds %s", alphaFeatureStr), func() {
+	It("job should be deleted once it finishes after TTL seconds", func() {
 		testFinishedJob(f)
 	})
 })