refactor(router-store): remove deprecated getSelectors method

Removes deprecated getSelectors from router-store

Closes #3813

Author: apramendorfer

modules/router-store/src/index.ts

@@ -44,9 +44,5 @@ export {
   MinimalRouterStateSnapshot,
   MinimalRouterStateSerializer,
 } from './serializers/minimal_serializer';
-export {
-  getRouterSelectors,
-  getSelectors,
-  createRouterSelector,
-} from './router_selectors';
+export { getRouterSelectors, createRouterSelector } from './router_selectors';
 export { provideRouterStore } from './provide_router_store';

modules/router-store/src/router_selectors.ts

@@ -13,12 +13,6 @@ export function createRouterSelector<
   return createFeatureSelector(DEFAULT_ROUTER_FEATURENAME);
 }
 
-/**
- * @deprecated This function is deprecated in favor of `getRouterSelectors`.
- * For more info see: https://github.com/ngrx/platform/issues/3738
- */
-export const getSelectors = getRouterSelectors;
-
 export function getRouterSelectors<V extends Record<string, any>>(
   selectState: (state: V) => RouterReducerState<any> = createRouterSelector<V>()
 ): RouterStateSelectors<V> {