fix(schematics): use ngrx pipe select operator

This update the way the Facade select a slice of the Store using the select operator through the pipe, contrary to the `.select()` which is now deprecated.

Author: bcabanes

packages/schematics/src/collection/ngrx/files/__directory__/__fileName__.facade.ts__tmpl__

@@ -1,6 +1,6 @@
 import { Injectable } from '@angular/core';
 
-import { Store } from '@ngrx/store';
+import { select, Store } from '@ngrx/store';
 
 import { <%= className %>State } from './<%= fileName %>.reducer';
 import { <%= propertyName %>Query } from './<%= fileName %>.selectors';
@@ -9,9 +9,9 @@ import { Load<%= className %> } from './<%= fileName %>.actions';
 @Injectable()
 export class <%= className %>Facade {
 
- loaded$ = this.store.select(<%= propertyName %>Query.getLoaded);
- all<%= className %>$ = this.store.select(<%= propertyName %>Query.getAll<%= className %>);
- selected<%= className %>$ = this.store.select(<%= propertyName %>Query.getSelected<%= className %>);
+ loaded$ = this.store.pipe(select(<%= propertyName %>Query.getLoaded));
+ all<%= className %>$ = this.store.pipe(select(<%= propertyName %>Query.getAll<%= className %>));
+ selected<%= className %>$ = this.store.pipe(select(<%= propertyName %>Query.getSelected<%= className %>));
 
  constructor( private store: Store<{<%= propertyName %>: <%= className %>State}> ) { }