Entry is aware if its ment as a slice or not

This is needed for printing out the values, as at this part in the
code there is no access to the NodeConf and only there the information
if the Entry is ment as a slice or not is available.

Signed-off-by: Christian Goll <cgoll@suse.com>

internal/pkg/node/datastructure.go

@@ -140,6 +140,7 @@ type Entry struct {
 	altvalue []string
 	from     string
 	def      []string
+	isSlice  bool
 }
 
 /*