Steps to reproduce :

- create a new project
- create a canvas and an Empty Game Object as a child
- add the Grid Layout Component to the child
- create a button, a text and an image
- make them children of the Grid Layout and notice they align in a grid
- create a Slider and a Toggle
- make them children of the Grid Layout and notice they are not aligned
- create a Scrollbar
- add it as a child to the Grid Layout and notice that the Slider and Toggle are now aligned to the grid