Contain DButton's image size if it's too big (#1954) * Crop DButton's image size if it's too big * Preserving aspect ratio of DImage * Clamp the icon's width as well, and position predictably Change positioning so that clamped icons are aligned with smaller icons nicely. --------- Co-authored-by: Rubat <3299036+robotboy655@users.noreply.github.com>