Revert "Added the ability to specify a callback for customizing the grid setup"
Revert "Added the ability to specify a callback for customizing the grid setup"

This reverts commit 7a372888c6acaf8cb8c42b38dca611a3647b53cb.

abgov/ab-compensation-transparency-toolkit,abgov/ab-compensation-transparency-toolkit,yz-0/ab-compensation-transparency-toolkit,yz-0/ab-compensation-transparency-toolkit