[Bug]: Event Handlers in Dropdown do not read current item variable correctly

[decaller]

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Is there an existing issue for this?

• [X] I have searched the existing issues

Current Behavior

https://github.com/lowcoder-org/lowcoder/assets/4971396/71c4876b-d3c5-48bf-b3dc-d7c64018c0db

As the video shows, a bug happens when you set the event handler with a current item variable resulting calling the first variable everytime

Expected Behavior

the second and next iteration should recall the second and next item in the list

Steps to reproduce

Environment

https://app.lowcoder.cloud/apps/65b75804fb433e0f70c95dad/view

Additional Information

already post on discord https://discord.com/channels/1096896040159957084/1201434760782815272