fix unstable_CollectionProps export

Author: chaance

packages/react/collection/src/index.ts

@@ -3,4 +3,4 @@ export { createCollection } from './collection-legacy';
 export type { CollectionProps } from './collection-legacy';
 
 export { createCollection as unstable_createCollection } from './collection';
-export type { CollectionProps as unstable_CollectionProps } from './collection-legacy';
+export type { CollectionProps as unstable_CollectionProps } from './collection';