chore: export isRTL utility function (#8619)

Author: yihuiliao

packages/@react-aria/i18n/src/index.ts

@@ -18,6 +18,7 @@ export {useDateFormatter} from './useDateFormatter';
 export {useNumberFormatter} from './useNumberFormatter';
 export {useCollator} from './useCollator';
 export {useFilter} from './useFilter';
+export {isRTL} from './utils';
 
 export type {FormatMessage} from './useMessageFormatter';
 export type {LocalizedStringFormatter} from '@internationalized/string';

packages/react-aria/src/index.ts

@@ -21,7 +21,7 @@ export {useDialog} from '@react-aria/dialog';
 export {useDisclosure} from '@react-aria/disclosure';
 export {useDrag, useDrop, useDraggableCollection, useDroppableCollection, useDroppableItem, useDropIndicator, useDraggableItem, useClipboard, DragPreview, ListDropTargetDelegate, DIRECTORY_DRAG_TYPE, isDirectoryDropItem, isFileDropItem, isTextDropItem} from '@react-aria/dnd';
 export {FocusRing, FocusScope, useFocusManager, useFocusRing} from '@react-aria/focus';
-export {I18nProvider, useCollator, useDateFormatter, useFilter, useLocale, useLocalizedStringFormatter, useMessageFormatter, useNumberFormatter} from '@react-aria/i18n';
+export {I18nProvider, isRTL, useCollator, useDateFormatter, useFilter, useLocale, useLocalizedStringFormatter, useMessageFormatter, useNumberFormatter} from '@react-aria/i18n';
 export {useFocus, useFocusVisible, useFocusWithin, useHover, useInteractOutside, useKeyboard, useMove, usePress, useLongPress, useFocusable, Pressable, Focusable} from '@react-aria/interactions';
 export {useField, useLabel} from '@react-aria/label';
 export {useGridList, useGridListItem, useGridListSelectionCheckbox} from '@react-aria/gridlist';