Task to "upload a file on the iframe" makes the browser open the iframe URL in the new tab

[dineshvenugopal]

Scenario:

Using browseruse-harness skill open the link https://codepen.io/udaymanvar/pen/yLYJQPV and click on import data & upload a file from path /tmp/sample.txt

Expected:
Import Data button to be clicked and file from the given file path to be selected.(Also page to remain in the same tab).

Actual:
New tab is opened with the iframe source URL and agent tries to perform action in it.