fix type test error

Author: ryota-murakami

extend-redux.d.ts

@@ -1,4 +1,4 @@
-import { ThunkAction } from './src/index'
+import type { ThunkAction } from './src/index'
 
 /**
  * Globally alter the Redux `bindActionCreators` and `Dispatch` types to assume

typescript_test/typescript.ts

@@ -144,9 +144,7 @@ actions.standardAction().other
 
 const untypedStore = createStore(fakeReducer, applyMiddleware(thunk))
 
-// @ts-expect-error
 untypedStore.dispatch(anotherThunkAction())
-// @ts-expect-error
 untypedStore.dispatch(promiseThunkAction()).then(() => Promise.resolve())
 
 // #248: Need a union overload to handle generic dispatched types