Army / army group selected outline

[stjern90]

There is a separate icon strip defining the yellow outline when you click and highlight an icon. It needs to ve adjusted for the new icons, i.e match size for the ones that were changed.

[stjern90]

https://github.com/stjern90/hoi4_mod/blob/Branch_4c572a0a/bicemodded/gfx/army_icons/army_selected_icons_TW.tga