fix(react-headless-components-preview): reserve the scrollbar gutter while a dialog locks scroll - #36666

fix(react-headless-components-preview): reserve the scrollbar gutter while a dialog locks scroll#36666

Ray Knight (ArrayKnight) wants to merge 4 commits into

microsoft:mastermicrosoft/fluentui:masterfrom

ArrayKnight:fix/headless-dialog-scrollbar-gutter-36648ArrayKnight/fluentui:fix/headless-dialog-scrollbar-gutter-36648Copy head branch name to clipboard