fix(nodeFactory): update default condition in createSwitchNode

Update the default condition from '${ .data }' to '.age > 18' to provide a more specific and meaningful default check

Author: Kshitiz1403

src/lib/src/utils/nodeFactory.js

@@ -222,7 +222,7 @@ export function createSwitchNode(options = {}) {
   const {
     name,
     dataConditions = [{
-      condition: '${ .data }',
+      condition: '.age > 18',
       transition: {
         nextState: 'NextState'
       }