chore: Remove exports

Author: franky47

packages/nuqs/src/index.ts

@@ -3,6 +3,5 @@
 export type { HistoryOptions, Options } from './defs'
 export * from './parsers'
 export { createSerializer } from './serializer'
-export type { QueryUpdateNotificationArgs, QueryUpdateSource } from './sync'
 export * from './useQueryState'
 export * from './useQueryStates'