workspace: don't make the placeholder output too big
The size is used in NETRootInfo::setDesktopGeometry, which seems to cause some applications to misbehave or even crash because they attempt to create a texture larger than what the GPU supports.
The size is used in NETRootInfo::setDesktopGeometry, which seems to cause some applications to misbehave or even crash because they attempt to create a texture larger than what the GPU supports.