Fine-tune merged UHK 80 placement

[mondalaci]

Remove the extra top and left margin.

[mondalaci]

The space between the keymap and its description should be reduced:

[mondalaci]

Please replicate the following spaces. I slightly enlarged the top space:

[pcooke9]

In joined view, the keymap description displays over top of the keymap if Agent's window is too small.

Doesn't happen in split view.

[mondalaci]

Thanks for the update! We'll fix it.