fix(StackSync): Miscellaneous fixes for stack image sync (#3663)

platform/ui/src/components/LayoutSelector/LayoutSelector.tsx

@@ -34,6 +34,7 @@ function LayoutSelector({ onSelection, rows, columns }) {
               border: '1px solid white',
               backgroundColor: isHovered(index) ? '#5acce6' : '#0b1a42',
             }}
+            data-cy={`Layout-${index % columns}-${Math.floor(index / columns)}`}
             className="cursor-pointer"
             onClick={() => {
               const x = index % columns;