Make sure all examples that use checkboxes or radio indicators have an aria-label so that they are accessible to screen readers

https://react.fluentui.dev/?path=/docs/preview-components-table--default#cell-actions
https://react.fluentui.dev/?path=/docs/preview-components-datagrid--default