Fix type issue related to withLazyLoadedSlices

Author: aryaemami59

packages/toolkit/src/combineSlices.ts

@@ -2,7 +2,6 @@ import type { Reducer, StateFromReducersMapObject, UnknownAction } from 'redux'
 import { combineReducers } from 'redux'
 import { nanoid } from './nanoid'
 import type {
-  AnyNonNullishValue,
   Id,
   NonUndefined,
   Tail,
@@ -80,7 +79,7 @@ export interface CombinedSliceReducer<
    * const withCustom = rootReducer.inject({ reducerPath: "customName", reducer: customSlice.reducer })
    * ```
    */
-  withLazyLoadedSlices<Lazy = AnyNonNullishValue>(): CombinedSliceReducer<
+  withLazyLoadedSlices<Lazy>(): CombinedSliceReducer<
     InitialState,
     Id<DeclaredState & Partial<Lazy>>
   >
@@ -122,7 +121,7 @@ export interface CombinedSliceReducer<
     config?: InjectConfig,
   ): CombinedSliceReducer<
     InitialState,
-    Id<DeclaredState & WithSlice<SliceLike<ReducerPath, string>>>
+    Id<DeclaredState & WithSlice<SliceLike<ReducerPath, State>>>
   >
 
   /**