action/transform description tooltip issues

[bamaer]

Apache Hop version?

SNAPSHOT-20241017

Java version?

openjdk version "17.0.11" 2024-04-16 LTS

Operating system

macOS

What happened?

description tooltip is not always shown at the correct position:

description tooltip is invisible in dark mode:

Issue Priority

Priority: 3

Issue Component

Component: Hop Gui