cleanup: addresses paralleltest linter

The Go linter paralleltest checks that the t.Parallel
gets called for the test method and for the range of
test cases within the test.

Updates: #2025

Signed-off-by: Yati Padia <ypadia@redhat.com>

internal/rbd/nodeserver_test.go

@@ -23,6 +23,7 @@ import (
 )
 
 func TestGetStagingPath(t *testing.T) {
+	t.Parallel()
 	var stagingPath string
 	// test with nodestagevolumerequest
 	nsvr := &csi.NodeStageVolumeRequest{

internal/rbd/rbd_util_test.go

@@ -25,6 +25,7 @@ import (
 )
 
 func TestHasSnapshotFeature(t *testing.T) {
+	t.Parallel()
 	tests := []struct {
 		features   string
 		hasFeature bool
@@ -45,6 +46,7 @@ func TestHasSnapshotFeature(t *testing.T) {
 }
 
 func TestValidateImageFeatures(t *testing.T) {
+	t.Parallel()
 	tests := []struct {
 		imageFeatures string
 		rbdVol        *rbdVolume