test: enable two pre_provisioning tests

Author: andyzhangx

test/e2e/pre_provisioning_test.go

@@ -219,7 +219,6 @@ var _ = ginkgo.Describe("[blob-csi-e2e] Pre-Provisioned", func() {
 	})
 
 	ginkgo.It("should use Key Vault", func(ctx ginkgo.SpecContext) {
-		ginkgo.Skip("test case is not available currently due to test-infra migration")
 		volumeSize := fmt.Sprintf("%dGi", defaultVolumeSize)
 		reclaimPolicy := v1.PersistentVolumeReclaimRetain
 		volumeBindingMode := storagev1.VolumeBindingImmediate
@@ -253,7 +252,6 @@ var _ = ginkgo.Describe("[blob-csi-e2e] Pre-Provisioned", func() {
 	})
 
 	ginkgo.It("should use SAS token", func(ctx ginkgo.SpecContext) {
-		ginkgo.Skip("test case is not available currently due to test-infra migration")
 		pods := []testsuites.PodDetails{
 			{
 				Cmd: "echo 'hello world' > /mnt/test-1/data && grep 'hello world' /mnt/test-1/data",