CSSTUDIO-3429 Call layout() unconditionally in updateChanges().

Author: abrahamwolk

app/display/representation-javafx/src/main/java/org/csstudio/display/builder/representation/javafx/widgets/ByteMonitorRepresentation.java

@@ -447,5 +447,14 @@ public void updateChanges()
                 }
             }
         }
+
+        if (jfx_node != null) {
+            jfx_node.layout();
+        }
+        for (Label label : labels) {
+            if (label != null) {
+                label.layout();
+            }
+        }
     }
 }