Description of problem:

Tooltip on Pipeline whenexpression is not shows in Pipeline visualization.

Prerequisites (if any, like setup, operators/versions):

Steps to Reproduce

1. Create a Pipeline with whenExpression
2. navigate to the Pipeline details page
3. hover over the whenExpression diamond shape

Actual results:

When expression tooltip is not shows on hover

Expected results:

Should show When expression tooltip on hover

Reproducibility (Always/Intermittent/Only Once):

Build Details:

Workaround:

Additional info: