e2e: use framework labels

This changes the text registration so that tags for which the framework has a
dedicated API (features, feature gates, slow, serial, etc.) those APIs are
used.

Arbitrary, custom tags are still left in place for now.

test/e2e_node/node_problem_detector_linux.go

@@ -40,10 +40,11 @@ import (
 	"k8s.io/kubernetes/pkg/kubelet/util"
 	"k8s.io/kubernetes/test/e2e/framework"
 	e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
+	"k8s.io/kubernetes/test/e2e/nodefeature"
 	testutils "k8s.io/kubernetes/test/utils"
 )
 
-var _ = SIGDescribe("NodeProblemDetector [NodeFeature:NodeProblemDetector] [Serial]", func() {
+var _ = SIGDescribe("NodeProblemDetector", nodefeature.NodeProblemDetector, framework.WithSerial(), func() {
 	const (
 		pollInterval   = 1 * time.Second
 		pollConsistent = 5 * time.Second