Mount-action frame should open besides the selected mount action

Summary

In a large list of platforms and devices the info pane for the selected mount action appears on top of the page and possibly not in the view range.

Steps to reproduce

• Open a configuration with a list of platforms and devices which is longer than one page.
• Scroll down one page.
• Click a platform or device.

What is the current bug behavior?

The pane is not/only partly visible.

What is the expected correct behavior?

The top border of the info pane is aligned to the top border of the selected item.

Some logs and/or screenshots

Possible fixes

ToDo's

• Bug reproduced
• Cause found
• Bug fixed