remove not needed empty uuid

controller/nucleus/principalNetworkDomain_test.go

@@ -120,7 +120,7 @@ func Test_pndImplementation_AddNetworkElement(t *testing.T) {
 				t.Error(err)
 			}
 
-			_, err := pnd.AddNetworkElement(tt.args.name, tt.args.opts, defaultSbiID, uuid.Nil)
+			_, err := pnd.AddNetworkElement(tt.args.name, tt.args.opts, defaultSbiID)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("AddNetworkElement() error = %v, wantErr %v", err, tt.wantErr)
 			}
@@ -469,11 +469,11 @@ func Test_pndImplementation_RemoveSbiWithAssociatedNetworkElements(t *testing.T)
 			if err := pnd.addSbi(&OpenConfig{id: defaultSbiID}); err != nil {
 				t.Error(err)
 			}
-			_, err = pnd.AddNetworkElement("associatedNetworkElement", opts, tt.args.id, uuid.Nil)
+			_, err = pnd.AddNetworkElement("associatedNetworkElement", opts, tt.args.id)
 			if err != nil {
 				t.Error(err)
 			}
-			_, err = pnd.AddNetworkElement("associatedNetworkElement2", opts, tt.args.id, uuid.Nil)
+			_, err = pnd.AddNetworkElement("associatedNetworkElement2", opts, tt.args.id)
 			if err != nil {
 				t.Error(err)
 			}
@@ -482,7 +482,7 @@ func Test_pndImplementation_RemoveSbiWithAssociatedNetworkElements(t *testing.T)
 				if err := pnd.addSbi(&OpenConfig{id: newID}); err != nil {
 					t.Error(err)
 				}
-				_, err := pnd.AddNetworkElement("associatedNetworkElement2", opts, newID, uuid.Nil)
+				_, err := pnd.AddNetworkElement("associatedNetworkElement2", opts, newID)
 				if err != nil {
 					t.Error(err)
 				}
@@ -780,7 +780,7 @@ func Test_pndImplementation_ChangeMNE(t *testing.T) {
 			if err := pnd.addSbi(&OpenConfig{id: defaultSbiID}); err != nil {
 				t.Error(err)
 			}
-			_, err := pnd.AddNetworkElement("testnetworkElement", opts, defaultSbiID, uuid.Nil)
+			_, err := pnd.AddNetworkElement("testnetworkElement", opts, defaultSbiID)
 			if err != nil {
 				t.Error(err)
 				return