internal: reformat long lines in internal/rbd package to 120 chars

We have many declarations and invocations..etc with long lines which are
very difficult to follow while doing code reading. This address the issues
in below files, and restrict the line length to 120 chars.

-internal/rbd/rbd_attach.go
-internal/rbd/rbd_journal.go
-internal/rbd/rbd_util.go
-internal/rbd/replicationcontrollerserver.go
-internal/rbd/snapshot.go

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

internal/rbd/rbd_journal.go

@@ -119,7 +119,11 @@ deletion are inverse of each other, and protected by the request name lock, and
 hence any stale omaps are leftovers from incomplete transactions and are hence
 safe to garbage collect.
 */
-func checkSnapCloneExists(ctx context.Context, parentVol *rbdVolume, rbdSnap *rbdSnapshot, cr *util.Credentials) (bool, error) {
+func checkSnapCloneExists(
+	ctx context.Context,
+	parentVol *rbdVolume,
+	rbdSnap *rbdSnapshot,
+	cr *util.Credentials) (bool, error) {
 	err := validateRbdSnap(rbdSnap)
 	if err != nil {
 		return false, err
@@ -517,7 +521,9 @@ func undoVolReservation(ctx context.Context, rbdVol *rbdVolume, cr *util.Credent
 // Generate new volume Handler
 // The volume handler won't remain same as its contains poolID,clusterID etc
 // which are not same across clusters.
-func RegenerateJournal(imageName, volumeID, pool, journalPool, requestName string, cr *util.Credentials) (string, error) {
+func RegenerateJournal(
+	imageName, volumeID, pool, journalPool, requestName string,
+	cr *util.Credentials) (string, error) {
 	ctx := context.Background()
 	var (
 		options map[string]string